CN104214223A - Improved bearing annular elastic locking type holder structure - Google Patents
Improved bearing annular elastic locking type holder structure Download PDFInfo
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- CN104214223A CN104214223A CN201410392119.8A CN201410392119A CN104214223A CN 104214223 A CN104214223 A CN 104214223A CN 201410392119 A CN201410392119 A CN 201410392119A CN 104214223 A CN104214223 A CN 104214223A
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- pocket hole
- lead
- retainer
- curve
- bearing annular
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Abstract
The invention discloses an improved bearing annular elastic locking type holder structure. The improved bearing annular elastic locking type holder structure comprises a holder, pocket holes, lock ports, guide curved surfaces, elastic lock beams and rolling bodies, wherein the holder is an integrated annular cylindrical structural frame; the pocket holes are formed in the periphery of the holder; one of the elastic lock beams is arranged between openings of every two pocket holes; circular arc curved surface type guide curved surfaces are arranged at the connected places of the elastic lock beams and the openings of the pocket holes; the lock ports provided with the lock rolling bodies are formed between the pocket holes and the guide curved surfaces; and the rolling bodies are arranged in the pocket holes. The guide inclined surfaces are changed to the guide curved surfaces, so that the processing is convenient, the size of the lock ports is easily controlled, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of bearing, particularly relate to a kind of bearing annular elastomeric locking-type retainer structure of improvement.
Background technique
Bearing annular elastomeric locking-type retainer structure is present stage a kind of common bearing cage structure, refer to shown in Figure 1A, Figure 1B and Fig. 1 C, be the schematic diagram of bearing annular elastomeric locking-type retainer structure of prior art, the part-structure sectional drawing of expansion and partial enlarged drawing respectively, the lead-in chamfered 7 playing lock bridge 5 circumference side is inclined-planes of angularly α (10 ° ~ 15 °).When machining retainer, lead-in chamfered 7 mills out on numerical control drilling milling machine, and manufacturing efficiency is low.Owing to playing lock bridge 5 elastic reactions, its beam is not easily wide, therefore when the lead-in chamfered 7 of milling bullet lock bridge 5 side, under the effect of radial cutting force larger on drilling and milling machine, can produce elasticity cutter relieving, cause fore shaft 3 size wayward.
Because above-mentioned existing bearing annular elastomeric locking-type retainer Problems existing in structure and use, the present inventor is based on being engaged in the practical experience and professional knowledge that this type of product specification manufacture enriches for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding a kind of bearing annular elastomeric locking-type retainer structure of improvement, existing bearing annular elastomeric locking-type retainer structure can be improved, make it have more practicability.Through constantly research, design, and through repeatedly studying sample and after improving, finally creating the present invention had practical value.
Summary of the invention
Main purpose of the present invention is, overcome existing bearing annular elastomeric locking-type retainer structure Problems existing, and a kind of bearing annular elastomeric locking-type retainer structure of improvement is provided, technical problem to be solved makes that it is easy to process, is easy to control fore shaft size, enhance productivity, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.The bearing annular elastomeric locking-type retainer structure of a kind of improvement proposed according to the present invention, comprise: retainer 1, pocket hole 2, fore shaft 3, lead-in curve 4, bullet lock bridge 5 and rolling element 6, wherein, the annular tubular structural frame that retainer 1 is formed in one, retainer 1 circumference is provided with pocket hole 2, be provided with between every two pocket hole 2 openings and play lock bridge 5, the joint playing lock bridge 5 and pocket hole 2 opening is provided with the lead-in curve 4 of circular arc camber shape, be provided with the fore shaft 3 locking rolling element 6 between pocket hole 2 and lead-in curve 4, rolling element 6 is placed in pocket hole 2.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, the bearing annular elastomeric locking-type retainer structure of aforesaid a kind of improvement, the radius of curvature R of the lead-in curve 4 of wherein said circular arc camber shape is 1.05 times ~ 1.20 times of pocket pore radius.
Preferably, the bearing annular elastomeric locking-type retainer structure of aforesaid a kind of improvement, described retainer 1 circumference is provided with more than one pocket hole 2, wherein, if the pocket hole 2 of lead-in curve 4 and fore shaft 3 and do not establish pocket hole 2 circle spacing of lead-in curve 4 and fore shaft 3 to arrange.
Preferably, the bearing annular elastomeric locking-type retainer structure of aforesaid a kind of improvement, described retainer 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.
Preferably, the bearing annular elastomeric locking-type retainer structure of aforesaid a kind of improvement, wherein said fore shaft 3 size 0.15mm ~ 0.25mm less of the diameter of rolling element 6.
Preferably, the bearing annular elastomeric locking-type retainer structure of aforesaid a kind of improvement, the material of wherein said retainer 1 is copper or fabroil or teflon etc.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, the bearing annular elastomeric locking-type retainer structure of a kind of improvement of the present invention at least has following advantages and beneficial effect:
1, the lead-in curve 4 playing the circular arc camber shape of lock bridge 5 circumference side can be got out by the once-through of numerical control drilling milling machine, easy to process, manufacturing efficiency is higher, and the lead-in chamfered 7 of prior art bullet lock bridge 5 circumference side need be milled out respectively by numerical control drilling milling machine, and manufacturing efficiency is lower.
2, change lead-in chamfered 7 into lead-in curve 4, under guarantee retainer 1 assembles the prerequisite of guiding function, reduce the radial cutting force in course of working, elasticity cutter relieving is reduced, be easy to the size controlling fore shaft 3, meet the requirement of different fore shaft size.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Figure 1A is the schematic diagram of prior art bearing annular elastomeric locking-type retainer structure.
Figure 1B is the part-structure sectional drawing 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 the schematic diagram of bearing annular elastomeric locking-type retainer structure first embodiment of a kind of improvement of the present invention.
Fig. 2 B is the part-structure sectional drawing that Fig. 2 A first embodiment launches along A-A.
Fig. 2 C is the partial enlarged drawing of e part in Fig. 2 B.
Fig. 3 A is the schematic diagram of bearing annular elastomeric locking-type retainer structure second embodiment of a kind of improvement of the present invention.
Fig. 3 B is the part-structure sectional drawing that Fig. 3 A second embodiment launches along A-A.
Fig. 3 C is the partial enlarged drawing of e part in Fig. 3 B.
[primary component symbol description]
1: retainer 2: pocket hole
3: fore shaft 4: lead-in curve
5: play lock bridge 6: rolling element
7: lead-in chamfered α: angle
R: radius of curvature
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of bearing annular elastomeric locking-type retainer structure of a kind of improvement proposed according to the present invention, method, step, feature and effect thereof, be described in detail as follows.
Refer to Fig. 2 A, Fig. 2 B, Fig. 2 C and Fig. 3 A, Fig. 3 B, shown in Fig. 3 C, the bearing annular elastomeric locking-type retainer structure of a kind of improvement of the present invention comprises: retainer 1, pocket hole 2, fore shaft 3, lead-in curve 4, play lock bridge 5 and rolling element 6, wherein, the annular tubular structural frame that retainer 1 is formed in one, retainer 1 circumference is provided with pocket hole 2, be provided with between every two pocket hole 2 openings and play lock bridge 5, the joint playing lock bridge 5 and pocket hole 2 opening is provided with the lead-in curve 4 of circular arc camber shape, the fore shaft 3 locking rolling element 6 is provided with between pocket hole 2 and lead-in curve 4, rolling element 6 is placed in pocket hole 2.
The radius of curvature R of the lead-in curve 4 of circular arc camber shape of the present invention is 1.05 times ~ 1.20 times of pocket pore radius.Fore shaft 3 size 0.15mm ~ 0.25mm less of the diameter of rolling element 1.Retainer 1 material is copper, fabroil, teflon etc.
Refer to shown in Fig. 2 A, Fig. 2 B, Fig. 2 C, in the first embodiment of the present invention, retainer 1 is provided with more than one pocket hole 2, there are two kinds of structures in pocket hole, a kind of is the pocket hole 2 being provided with lead-in curve 4 and fore shaft 3, another kind is the pocket hole 2 of not establishing lead-in curve 4 and fore shaft 3, these two kinds of pocket hole circle weekly interval arrangements.Refer to shown in Fig. 3 A, Fig. 3 B, Fig. 3 C, in the second embodiment of the present invention, retainer 1 is provided with more than one pocket hole 2, and each pocket hole 2 is provided with lead-in curve 4 and fore shaft 3.Fore shaft is for locking rolling element.
Retainer 1 of the present invention is mainly used in the rolling element 6 between rigid bearing inner ring and outer ring, and rolling element 6 is placed in pocket hole 2, and pocket hole 2 quantity of retainer 1 can be determined according to the rolling element quantity needed for bearing.
The installation step of bearing is:
Step 1: the rolling element 6 between bearing inner circle and outer ring is evenly separated, down, each making retainer 1 circumference plays lock bridge 5 and can aim at space between circumference rolling element 6 pocket hole 2 opening direction of retainer 1;
Step 2: the lead-in curve 4 playing lock bridge 5 bi-side guides retainer 1 to move down under Gravitative Loads;
Step 3: firmly to pressing down retainer 1 upper-end surface, make rolling element 6 be placed in the pocket hole 2 of retainer 1.Now, retainer 1 is locked onto rolling element 6 gyration center place by fore shaft 3, and bearing assemble work completes.
The lead-in curve 4 of the circular arc camber shape of bullet lock bridge 5 circumference side of the present invention can be got out by the once-through of numerical control drilling milling machine, easy to process, manufacturing efficiency is higher, under guarantee retainer 1 assembles the prerequisite of guiding function, reduce the radial cutting force in course of working, elasticity cutter relieving is reduced, is easy to the size controlling fore shaft 3, meets the requirement of different fore shaft size.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. the bearing annular elastomeric locking-type retainer structure improved, it is characterized in that, comprise: retainer (1), pocket hole (2), fore shaft (3), lead-in curve (4), play lock bridge (5) and rolling element (6), wherein, the annular tubular structural frame that retainer (1) is formed in one, retainer (1) circumference is provided with pocket hole (2), be provided with between every two pocket hole (2) openings and play lock bridge (5), the joint playing lock bridge (5) and pocket hole (2) opening is provided with the lead-in curve (4) of circular arc camber shape, the fore shaft (3) locking rolling element (6) is provided with between pocket hole (2) and lead-in curve (4), rolling element (6) is placed in pocket hole (2).
2. the bearing annular elastomeric locking-type retainer structure of a kind of improvement according to claim 1, is characterized in that, the radius of curvature R of the lead-in curve (4) of wherein said circular arc camber shape is 1.05 times ~ 1.20 times of pocket pore radius.
3. the bearing annular elastomeric locking-type retainer structure of a kind of improvement according to claim 1, it is characterized in that, described retainer (1) circumference is provided with more than one pocket hole (2), wherein, if the pocket hole (2) of lead-in curve (4) and fore shaft (3) and do not establish pocket hole (2) circle spacing of lead-in curve (4) and fore shaft (3) to arrange.
4. the bearing annular elastomeric locking-type retainer structure of a kind of improvement according to claim 1, it is characterized in that, described retainer (1) circumference is provided with more than one pocket hole (2), wherein, each pocket hole (2) is provided with lead-in curve (4) and fore shaft (3).
5. the bearing annular elastomeric locking-type retainer structure of a kind of improvement according to claim 1, is characterized in that, wherein said fore shaft (3) size 0.15mm ~ 0.25mm less of the diameter of rolling element (6).
6. the bearing annular elastomeric locking-type retainer structure of a kind of improvement according to claim 1, is characterized in that, the material of wherein said retainer (1) is copper or fabroil or teflon.
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 |
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| Publication Number | Publication Date |
|---|---|
| CN104214223A true CN104214223A (en) | 2014-12-17 |
| CN104214223B CN104214223B (en) | 2016-08-17 |
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| 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 |
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Cited By (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 (7)
| 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 |
| US20060210204A1 (en) * | 2003-04-11 | 2006-09-21 | Dietmar Rudy | Linear ball bearing |
| 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 |
-
2014
- 2014-08-11 CN CN201410392119.8A patent/CN104214223B/en active Active
Patent Citations (7)
| 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 |
| US20060210204A1 (en) * | 2003-04-11 | 2006-09-21 | Dietmar Rudy | Linear ball bearing |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104214223B (en) | 2016-08-17 |
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