CN203051501U - Retaining frame and tapered roller bearing using same - Google Patents
Retaining frame and tapered roller bearing using same Download PDFInfo
- Publication number
- CN203051501U CN203051501U CN 201320043077 CN201320043077U CN203051501U CN 203051501 U CN203051501 U CN 203051501U CN 201320043077 CN201320043077 CN 201320043077 CN 201320043077 U CN201320043077 U CN 201320043077U CN 203051501 U CN203051501 U CN 203051501U
- Authority
- CN
- China
- Prior art keywords
- frame
- middle brace
- rolling element
- pocket hole
- retainer
- 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.)
- Expired - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
Images
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- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to a retaining frame and a tapered roller bearing using the retaining frame. The retaining frame comprises an outer circle frame, an inner circle frame, and a copper retaining frame body which is arranged between the outer circle frame and the inner circle frame and consists of a plurality of middle connecting rods evenly arranged along the periphery, wherein a pocket for installing a rolling body is arranged between every two adjoining middle connecting rods, a punching groove is respectively arranged on the outer surfaces of two ends of each middle connecting rod which is near to the outer circle frame and the inner circle frame, a lock point lug boss is respectively arranged on the middle connecting rods arranged at two ends of the punching grooves, and four lock point lug bosses arranged within the same pocket are matched with one another to position the rolling bodies within the pockets. The retaining frame is simple in structure, and reasonable in design, so that the strength of the retaining frame can be improved, the friction between the rolling body and the retaining frame can be reduced, the reactive power consumption can be reduced, and the service life of the retaining frame and the tapered roller bearing using the retaining frame can be greatly prolonged.
Description
Technical field:
The utility model relates to a kind of retainer and tapered roller bearing thereof.
Background technique:
Existing tapered roller bearing, its structure comprises outer ring, inner ring, rolling element and retainer, wherein retainer is the aluminum punching press full locking type retainer of one, the thickness of retainer is about 6mm, the pocket hole number is 24, adopt the shortcoming of tapered roller bearing of this retainer as follows: the one, retainer intensity is low, and the 2nd, the surface friction drag between roller and the retainer is big, and reactive power consumption is big.When it is used on the gear-box of mine cargo train, the situation that the bearing premature fatigue is damaged often appears, and reduce working life greatly.
The model utility content:
The utility model is in order to remedy the deficiencies in the prior art, a kind of retainer and tapered roller bearing thereof are provided, it is simple in structure, reasonable in design, improve the intensity of retainer, reduced the friction between rolling element and the retainer, reduced reactive power consumption, in the working life that has prolonged retainer greatly and used the tapered roller bearing of this retainer, problems of the prior art have been solved.
The utility model is to solve the problems of the technologies described above the technological scheme that adopts to be:
A kind of retainer, comprise by cylindrical frame, interior round frame and be located between cylindrical frame, the interior round frame copper holder body that some middle brace rods evenly arranging along circumference are formed, between adjacent two middle brace rods, be provided with a pocket hole that is used for installing rolling element, two ends outer surface at the close cylindrical frame of every middle brace rod and interior round frame is equipped with a stamped recess, middle brace rod at the stamped recess two ends is respectively equipped with a lock projection, and four lock point projectioies that are positioned at same pocket hole match and locate the rolling element in this pocket hole.
A kind of tapered roller bearing that uses above-mentioned retainer, comprise outer ring, inner ring, rolling element and retainer, be respectively equipped with large-flange and little rib in the both sides of inner ring, inner ring outer surface between large-flange and little rib is the circular cone raceway that rolling element is installed, and is provided with grinding wheel groove in the intersection of circular cone raceway and large-flange and little rib; Described retainer comprises by cylindrical frame, interior round frame and is located at the copper holder body of forming along the even some middle brace rods that arrange of circumference between cylindrical frame, the interior round frame, between adjacent two middle brace rods, be provided with a pocket hole that is used for installing rolling element, two ends outer surface at the close cylindrical frame of every middle brace rod and interior round frame is equipped with a stamped recess, middle brace rod at the stamped recess two ends is respectively equipped with a lock projection, and four lock point projectioies that are positioned at same pocket hole match and locate the rolling element in this pocket hole.
The utility model adopts such scheme, simple in structure, reasonable in design, adopt copper holder, improved the intensity of retainer, by on the two ends outer surface of every middle brace rod near cylindrical frame and interior round frame, a stamped recess being set all, one lock point projection is set respectively on the middle brace rod at stamped recess two ends, four lock point projectioies that are positioned at same pocket hole match and locate the rolling element in this pocket hole, like this, just form four lock point projectioies at the place, four angles in each pocket hole, with the location of the rolling element in this pocket hole, avoid rolling element from the pocket hole, to drop out by lock point projection, reduced the friction between rolling element and the retainer simultaneously, reduced reactive power consumption, the working life that has prolonged retainer greatly and used the tapered roller bearing of this retainer.
Description of drawings:
Fig. 1 is the structural representation of the utility model retainer.
Fig. 2 is the structure for amplifying schematic representation of the utility model pocket hole, middle brace rod, stamped recess and lock point boss.
Fig. 3 is for using the structural representation of the tapered roller bearing of retainer shown in Fig. 1.
Fig. 4 is the structural representation of inner ring among Fig. 3.
Among the figure, 1, the cylindrical frame, 2, interior round frame, 3, middle brace rod, 4, the pocket hole, 5, stamped recess, 6, lock point projection, 7, the outer ring, 8, inner ring, 9, rolling element, 10, large-flange, 11, little rib, 12, the circular cone raceway, 13, grinding wheel groove.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
Shown in Fig. 1-4, a kind of retainer, comprise by cylindrical frame 1, in circle frame 2 and be located at cylindrical frame 1, the copper holder body that the some middle brace rods 3 that evenly arrange along circumference between the interior circle frame 2 are formed, between adjacent two middle brace rods 3, be provided with a pocket hole 4 that is used for installing rolling element 9, two ends outer surface at every middle brace rod 3 close cylindrical framves 1 and interior round frame 2 is equipped with a stamped recess 5, middle brace rod 3 at stamped recess 5 two ends is respectively equipped with lock point projection 6, four lock point projectioies 6 that are positioned at same pocket hole 4 match and locate the rolling element 9 in this pocket hole 4, the thickness of this retainer is about 14mm, and pocket hole 4 quantity are 23.
A kind of tapered roller bearing that uses above-mentioned retainer, comprise outer ring 7, inner ring 8, rolling element 9 and retainer, be respectively equipped with large-flange 10 and little rib 11 in the both sides of inner ring 8, inner ring 8 outer surfaces between large-flange 10 and little rib 11 are the circular cone raceway 12 that rolling element 9 is installed, intersection at circular cone raceway 12 and large-flange 10 and little rib 11 is provided with grinding wheel groove 13, grinding wheel groove 13 has prevented that stress is concentrated, thereby avoid cracking, grinding wheel groove 13 also is used for realizing the grinding of circular cone raceway 12 and large-flange 10, simultaneously bearing at work, the lubricant oil in the grinding wheel groove 13 has improved lubrication effect; Described retainer comprises by cylindrical frame 1, interior round frame 2 and is located at the copper holder body of forming along the even some middle brace rods 3 that arrange of circumference between cylindrical frame 1, the interior round frame 2, between adjacent two middle brace rods 3, be provided with a pocket hole 4 that is used for installing rolling element 9, two ends outer surface at every middle brace rod 3 close cylindrical framves 1 and interior round frame 2 is equipped with a stamped recess 5, middle brace rod 3 at stamped recess 5 two ends is respectively equipped with a lock projection 6, and four lock point projectioies 6 that are positioned at same pocket hole 4 match and locate the rolling element 9 in this pocket hole 4.
Adopt retainer of the present utility model and tapered roller bearing thereof, simple in structure, reasonable in design, adopt copper holder, improved the intensity of retainer, be equipped with a stamped recess 5 by the two ends outer surface at every middle brace rod 3 close cylindrical framves 1 and interior round frame 2, middle brace rod 3 at stamped recess 5 two ends is respectively equipped with lock point projection 6, four lock point projectioies 6 that are positioned at same pocket hole 4 match and locate the rolling element 9 in this pocket hole 4, like this, just form four lock point projectioies 6 at the place, four angles in each pocket hole 4, with rolling element 9 location in this pocket hole 4, avoid rolling element 9 from pocket hole 4, to drop out by lock point projection 6, reduced the friction between rolling element 9 and the retainer simultaneously, reduced reactive power consumption, the working life that has prolonged retainer greatly and used the tapered roller bearing of this retainer.
The utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (2)
1. retainer, it is characterized in that: comprise by cylindrical frame, interior round frame and be located between cylindrical frame, the interior round frame copper holder body that some middle brace rods evenly arranging along circumference are formed, between adjacent two middle brace rods, be provided with a pocket hole that is used for installing rolling element, two ends outer surface at the close cylindrical frame of every middle brace rod and interior round frame is equipped with a stamped recess, middle brace rod at the stamped recess two ends is respectively equipped with a lock projection, and four lock point projectioies that are positioned at same pocket hole match and locate the rolling element in this pocket hole.
2. a right to use requires the tapered roller bearing of 1 described retainer, it is characterized in that: comprise outer ring, inner ring, rolling element and retainer, be respectively equipped with large-flange and little rib in the both sides of inner ring, inner ring outer surface between large-flange and little rib is the circular cone raceway that rolling element is installed, and is provided with grinding wheel groove in the intersection of circular cone raceway and large-flange and little rib; Described retainer comprises by cylindrical frame, interior round frame and is located at the copper holder body of forming along the even some middle brace rods that arrange of circumference between cylindrical frame, the interior round frame, between adjacent two middle brace rods, be provided with a pocket hole that is used for installing rolling element, two ends outer surface at the close cylindrical frame of every middle brace rod and interior round frame is equipped with a stamped recess, middle brace rod at the stamped recess two ends is respectively equipped with a lock projection, and four lock point projectioies that are positioned at same pocket hole match and locate the rolling element in this pocket hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320043077 CN203051501U (en) | 2013-01-28 | 2013-01-28 | Retaining frame and tapered roller bearing using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320043077 CN203051501U (en) | 2013-01-28 | 2013-01-28 | Retaining frame and tapered roller bearing using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051501U true CN203051501U (en) | 2013-07-10 |
Family
ID=48734458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320043077 Expired - Lifetime CN203051501U (en) | 2013-01-28 | 2013-01-28 | Retaining frame and tapered roller bearing using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051501U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987075A (en) * | 2015-03-23 | 2016-10-05 | 株式会社捷太格特 | Tapered roller bearing |
| CN106969037A (en) * | 2016-01-14 | 2017-07-21 | 株式会社捷太格特 | Taper roll bearing |
| CN110701195A (en) * | 2019-10-30 | 2020-01-17 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Double-row conical rolling bearing |
| CN114483794A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Combined retainer for main bearing of heading machine and assembling method thereof |
-
2013
- 2013-01-28 CN CN 201320043077 patent/CN203051501U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987075A (en) * | 2015-03-23 | 2016-10-05 | 株式会社捷太格特 | Tapered roller bearing |
| CN105987075B (en) * | 2015-03-23 | 2019-08-13 | 株式会社捷太格特 | Tapered roller bearing |
| CN106969037A (en) * | 2016-01-14 | 2017-07-21 | 株式会社捷太格特 | Taper roll bearing |
| CN110701195A (en) * | 2019-10-30 | 2020-01-17 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Double-row conical rolling bearing |
| CN114483794A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Combined retainer for main bearing of heading machine and assembling method thereof |
| CN114483794B (en) * | 2022-01-25 | 2024-04-19 | 中国铁建重工集团股份有限公司 | Combined retainer for main bearing of heading machine and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |