CN104214223B - A kind of bearing annular latch formula retainer structure of improvement - Google Patents
A kind of bearing annular latch formula retainer structure of improvement Download PDFInfo
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- CN104214223B CN104214223B CN201410392119.8A CN201410392119A CN104214223B CN 104214223 B CN104214223 B CN 104214223B CN 201410392119 A CN201410392119 A CN 201410392119A CN 104214223 B CN104214223 B CN 104214223B
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- pocket hole
- lead
- retainer
- curve
- fore shaft
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Abstract
The invention relates to the bearing annular latch formula retainer structure of a kind of improvement, including: retainer, pocket hole, fore shaft, lead-in curve, latch beam and rolling element, wherein, the annular tubular structure-steel framing that retainer is formed in one, retainer circumference is provided with pocket hole, and the junction being provided with latch beam, latch beam and pocket hole opening between the opening of each two pocket hole is provided with the lead-in curve of circular arc camber shape, being provided with the fore shaft of lock rolling element between pocket hole and lead-in curve, rolling element is placed in pocket hole.The present invention changes lead-in chamfered into lead-in curve, easy to process, it is easy to controls fore shaft size, improves production efficiency.
Description
Technical field
The present invention relates to a kind of bearing, particularly relate to the bearing annular latch formula retainer of a kind of improvement
Structure.
Background technology
Bearing annular latch formula retainer structure is present stage a kind of common bearing cage structure, please
Refering to shown in Figure 1A, Figure 1B and Fig. 1 C, it is the bearing annular latch formula retainer of prior art respectively
The schematic diagram of structure, the part-structure profile of expansion and partial enlarged drawing, latch beam 5 circumference side
Lead-in chamfered 7 be the inclined-plane of angled α (10 °～15 °).When machining retainer,
Lead-in chamfered 7 is to mill out on numerical control drilling milling machine, and production efficiency is low.Make owing to 5, latch beam is elastic
With, its beam is difficult to width, therefore when the lead-in chamfered 7 of milling latch beam 5 side, on drilling and milling machine relatively
Under the effect of big radial cutting force, elastic cutter relieving can be produced, cause fore shaft 3 size wayward.
Because above-mentioned existing bearing annular latch formula retainer is being asked present on structure and use
Topic, the present inventor manufactures practical experience abundant for many years and Professional knowledge based on being engaged in this type of product design,
And coordinating the utilization of scientific principle, research and innovation the most in addition, to founding the bearing annular elastomeric of a kind of improvement
Locking-type retainer structure, it is possible to improve existing bearing annular latch formula retainer structure so that it is more
There is practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally
Create the present invention having practical value.
Summary of the invention
Present invention is primarily targeted at, overcome existing bearing annular latch formula retainer structure to exist
Problem, and provide the bearing annular latch formula retainer structure of a kind of improvement, technology to be solved
Problem is to make its fore shaft size easy to process, easily controllable, improves production efficiency, is very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.Foundation
The bearing annular latch formula retainer structure of a kind of improvement that the present invention proposes, including: retainer 1, pocket
Hole 2, fore shaft 3, lead-in curve 4, latch beam 5 and rolling element 6, wherein, retainer 1 is one
Body formed annular tubular structure-steel framing, retainer 1 circumference is provided with pocket hole 2, each two pocket hole 2 opening it
Between be provided with latch beam 5, the guiding that latch beam 5 is provided with circular arc camber shape with the junction of pocket hole 2 opening is bent
Face 4, is provided with the fore shaft 3 of lock rolling element 6 between pocket hole 2 and lead-in curve 4, rolling element 6 is placed in pocket
In hole 2.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
It is also preferred that the left the bearing annular latch formula retainer structure of aforesaid a kind of improvement, wherein said circle
Radius of curvature R is pocket pore radius 1.05 times of the lead-in curve 4 of curved planar～1.20 times.
It is also preferred that the left the bearing annular latch formula retainer structure of aforesaid a kind of improvement, described holding
Frame 1 circumference is provided with more than one pocket hole 2, wherein, if pocket hole 2 He of lead-in curve 4 and fore shaft 3
Do not set the pocket hole 2 circle spacing arrangement of lead-in curve 4 and fore shaft 3.
It is also preferred that the left the bearing annular latch formula retainer structure of aforesaid a kind of improvement, described holding
Frame 1 circumference is provided with more than one pocket hole 2, and wherein, each pocket hole 2 is provided with lead-in curve 4 and fore shaft
3。
It is also preferred that the left the bearing annular latch formula retainer structure of aforesaid a kind of improvement, wherein said
Fore shaft 3 size 0.15mm～0.25mm less than the diameter of rolling element 6.
It is also preferred that the left the bearing annular latch formula retainer structure of aforesaid a kind of improvement, wherein said
The material of retainer 1 is copper or fabroil or politef etc..
The present invention compared with prior art has clear advantage and beneficial effect.By above-mentioned technical side
Case, the bearing annular latch formula retainer structure of a kind of improvement of the present invention at least has following advantages and has
Benefit effect:
1, the lead-in curve 4 of the circular arc camber shape of latch beam 5 circumference side can by numerical control drilling milling machine once
Molding gets out, easy to process, and production efficiency is higher, and the drawing of prior art latch beam 5 circumference side
Guiding incline 7 need to be milled out respectively by numerical control drilling milling machine, and production efficiency is relatively low.
2, lead-in chamfered 7 is changed into lead-in curve 4, before ensureing that retainer 1 assembles guiding function
Put, reduce the radial cutting force in the course of processing, make elastic cutter relieving reduce, it is easy to control fore shaft 3
Size, meet the requirement of different fore shaft sizes.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the present invention's
Technological means, and can being practiced according to the content of description, and in order to allow the above-mentioned of the present invention and
Other objects, features and advantages can become apparent, and below especially exemplified by preferred embodiment, and coordinates attached
Figure, describes in detail as follows.
Accompanying drawing explanation
Figure 1A is the schematic diagram of prior art bearing annular latch formula retainer structure.
Figure 1B is the part-structure profile that Figure 1A launches along A-A.
Fig. 1 C is the partial enlarged drawing of d part in Figure 1B.
Fig. 2 A is showing of the bearing annular latch formula retainer structure first embodiment of a kind of improvement of the present invention
It is intended to.
Fig. 2 B is the part-structure profile that Fig. 2 A first embodiment is launched along A-A.
Fig. 2 C is the partial enlarged drawing of e part in Fig. 2 B.
Fig. 3 A is showing of bearing annular latch formula retainer structure second embodiment of a kind of improvement of the present invention
It is intended to.
Fig. 3 B is the part-structure profile that Fig. 3 A the second embodiment is launched along A-A.
Fig. 3 C is the partial enlarged drawing of e part in Fig. 3 B.
[main element symbol description]
1: retainer 2: pocket hole
3: fore shaft 4: lead-in curve
5: latch beam 6: rolling element
7: lead-in chamfered α: angle
R: radius of curvature
Detailed description of the invention
By further illustrating the technological means and merit that the present invention taked by reaching predetermined goal of the invention
Effect, below in conjunction with accompanying drawing and preferred embodiment, the bearing annular to a kind of improvement proposed according to the present invention
Latch formula its detailed description of the invention of retainer structure, method, step, feature and effect thereof, specifically
Bright as after.
Referring to shown in Fig. 2 A, Fig. 2 B, Fig. 2 C and Fig. 3 A, Fig. 3 B, Fig. 3 C, one of the present invention changes
The bearing annular latch formula retainer structure entered includes: retainer 1, pocket hole 2, fore shaft 3, guiding song
Face 4, latch beam 5 and rolling element 6, wherein, the annular tubular structure that retainer 1 is formed in one
Frame, retainer 1 circumference is provided with pocket hole 2, is provided with latch beam 5, latch between the opening of each two pocket hole 2
The junction of beam 5 and pocket hole 2 opening is provided with the lead-in curve 4 of circular arc camber shape, pocket hole 2 and guiding song
Being provided with the fore shaft 3 of lock rolling element 6 between face 4, rolling element 6 is placed in pocket hole 2.
Radius of curvature R is pocket pore radius 1.05 times of the lead-in curve 4 of circular arc camber shape of the present invention～
1.20 again.Fore shaft 3 size 0.15mm～0.25mm less than the diameter of rolling element 1.Retainer 1 material
For copper, fabroil, politef etc..
Refer to shown in Fig. 2 A, Fig. 2 B, Fig. 2 C, in the first embodiment of the present invention, retainer 1
Being provided with more than one pocket hole 2, there are two kinds of structures in pocket hole, and one is provided with lead-in curve 4 and fore shaft 3
Pocket hole 2, another kind is the pocket hole 2 not setting lead-in curve 4 and fore shaft 3, between the circumference of both pockets hole
Every arrangement.Refer to shown in Fig. 3 A, Fig. 3 B, Fig. 3 C, in the second embodiment of the present invention, protect
Holding frame 1 and be provided with more than one pocket hole 2, each pocket hole 2 is provided with lead-in curve 4 and fore shaft 3.Fore shaft
For locking rolling element.
The retainer 1 of the present invention is mainly used in fixing rolling element 6 between bearing inner race and outer ring, rolls
Body 6 is placed in pocket hole 2, and pocket hole 2 quantity of retainer 1 can be according to the rolling element number needed for bearing
Depending on amount.
The installation step of bearing is:
Step 1: the rolling element 6 between bearing inner circle and outer ring is uniformly separated, the pocket hole of retainer 1
2 opening directions down, make each latch beam 5 of retainer 1 circumference can be directed at circumference rolling element 6
Between space；
Step 2: the lead-in curve 4 of latch beam 5 two sides guides retainer 1 downward under Gravitative Loads
Mobile；
Step 3: be firmly pressed downward against retainer 1 upper surface, makes rolling element 6 be placed in the pocket hole of retainer 1
In 2.Now, retainer 1 is locked onto 6 turns of centers of rolling element, bearing assembly work by fore shaft 3
Complete.
The lead-in curve 4 of the circular arc camber shape of the latch beam 5 circumference side of the present invention can be by numerical control drilling-milling
Bed one-shot forming gets out, and easy to process, production efficiency is higher, makees ensureing that retainer 1 assembles to guide
On the premise of with, reduce the radial cutting force in the course of processing, make elastic cutter relieving reduce, it is easy to control
The size of lockmaking mouth 3, meets the requirement of different fore shaft size.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any form
On restriction, although the present invention is disclosed above with preferred embodiment, but is not limited to this
Bright, any those skilled in the art, in the range of without departing from technical solution of the present invention, when can profit
Make a little change with the technology contents of the disclosure above or be modified to the Equivalent embodiments of equivalent variations, but
Every content without departing from technical solution of the present invention, the technical spirit of the foundation present invention is to above example
Any simple modification, equivalent variations and the modification made, all still falls within the scope of technical solution of the present invention
In.
Claims (6)
1. the bearing annular latch formula retainer structure improved, it is characterised in that including: keep
Frame (1), pocket hole (2), fore shaft (3), lead-in curve (4), latch beam (5) and rolling element
(6), wherein, the annular tubular structure-steel framing that retainer (1) is formed in one, retainer (1) circle
It is provided with pocket hole (2) week, between each two pocket hole (2) opening, is provided with latch beam (5), latch beam (5)
With the lead-in curve (4) that the junction of pocket hole (2) opening is provided with circular arc camber shape, pocket hole (2) with
Being provided with the fore shaft (3) of lock rolling element (6) between lead-in curve (4), rolling element (6) is placed in pocket hole
(2) in.
The bearing annular latch formula retainer structure of a kind of improvement the most according to claim 1, its
Being characterised by, the radius of curvature R of the lead-in curve (4) of wherein said circular arc camber shape is pocket pore radius
1.05 times～1.20 times.
The bearing annular latch formula retainer structure of a kind of improvement the most according to claim 1, its
Being characterised by, described retainer (1) circumference is provided with multiple pocket hole (2), wherein, if lead-in curve
And the pocket hole (2) of fore shaft (3) and do not set the pocket hole (2) of lead-in curve (4) and fore shaft (3) (4)
Circle spacing arranges.
The bearing annular latch formula retainer structure of a kind of improvement the most according to claim 1, its
Being characterised by, described retainer (1) circumference is provided with multiple pocket hole (2), wherein, each pocket hole (2)
It is provided with lead-in curve (4) and fore shaft (3).
The bearing annular latch formula retainer structure of a kind of improvement the most according to claim 1, its
Being characterised by, wherein said fore shaft (3) size is than little 0.15mm～0.25mm of diameter of rolling element (6).
The bearing annular latch formula retainer structure of a kind of improvement the most according to claim 1, its
Being characterised by, the material of wherein said retainer (1) is copper or fabroil or politef.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392119.8A CN104214223B (en) | 2014-08-11 | 2014-08-11 | A kind of bearing annular latch formula retainer structure of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392119.8A CN104214223B (en) | 2014-08-11 | 2014-08-11 | A kind of bearing annular latch formula retainer structure of improvement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104214223A CN104214223A (en) | 2014-12-17 |
| CN104214223B true CN104214223B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410392119.8A Active CN104214223B (en) | 2014-08-11 | 2014-08-11 | A kind of bearing annular latch formula retainer structure of improvement |
Country Status (1)
| Country | Link |
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| CN (1) | CN104214223B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275998A (en) * | 2015-10-27 | 2016-01-27 | 大连冶金轴承股份有限公司 | Design improvement for stamping holder of tapered roller bearing |
| CN105422632A (en) * | 2015-12-21 | 2016-03-23 | 瓦房店轴承集团有限责任公司 | Double-row cylindrical roller retainer with hold depths on single side |
| CN108916222A (en) * | 2018-08-18 | 2018-11-30 | 哈尔滨轴承集团公司 | The mating flexible bearing structure of robot |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2612582A1 (en) * | 1987-03-18 | 1988-09-23 | Roulements Soc Nouvelle | AXIAL SLOT BEARING CAGE |
| CN1461897A (en) * | 2002-05-30 | 2003-12-17 | 美蓓亚株式会社 | Cage with rotation symmetrical depression |
| CN201090608Y (en) * | 2007-11-13 | 2008-07-23 | 洛阳轴研科技股份有限公司 | Entity crown cage with groove and straight locking notch |
| CN102678758A (en) * | 2012-05-25 | 2012-09-19 | 中机洛阳轴承科技有限公司 | Entity retainer of ball bearing |
| CN102844579A (en) * | 2010-03-29 | 2012-12-26 | Ntn株式会社 | Rolling bearing and crown-shaped retainer |
| CN204025353U (en) * | 2014-08-11 | 2014-12-17 | 洛阳维斯格轴承有限公司 | A kind of improved bearing annular elastomeric locking-type retainer structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10317049A1 (en) * | 2003-04-11 | 2004-10-21 | Ina-Schaeffler Kg | Linear ball bearings |
-
2014
- 2014-08-11 CN CN201410392119.8A patent/CN104214223B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2612582A1 (en) * | 1987-03-18 | 1988-09-23 | Roulements Soc Nouvelle | AXIAL SLOT BEARING CAGE |
| CN1461897A (en) * | 2002-05-30 | 2003-12-17 | 美蓓亚株式会社 | Cage with rotation symmetrical depression |
| CN201090608Y (en) * | 2007-11-13 | 2008-07-23 | 洛阳轴研科技股份有限公司 | Entity crown cage with groove and straight locking notch |
| CN102844579A (en) * | 2010-03-29 | 2012-12-26 | Ntn株式会社 | Rolling bearing and crown-shaped retainer |
| CN102678758A (en) * | 2012-05-25 | 2012-09-19 | 中机洛阳轴承科技有限公司 | Entity retainer of ball bearing |
| CN204025353U (en) * | 2014-08-11 | 2014-12-17 | 洛阳维斯格轴承有限公司 | A kind of improved bearing annular elastomeric locking-type retainer structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104214223A (en) | 2014-12-17 |
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