CN220060276U - Needle bearing assembly convenient to install - Google Patents
Needle bearing assembly convenient to install Download PDFInfo
- Publication number
- CN220060276U CN220060276U CN202321414459.7U CN202321414459U CN220060276U CN 220060276 U CN220060276 U CN 220060276U CN 202321414459 U CN202321414459 U CN 202321414459U CN 220060276 U CN220060276 U CN 220060276U
- Authority
- CN
- China
- Prior art keywords
- bearing
- needle
- outer ring
- inner ring
- needle roller
- Prior art date
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims abstract description 13
- 230000037431 insertion Effects 0.000 claims abstract description 13
- 230000001050 lubricating effect Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 17
- 238000005461 lubrication Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 24
- 239000010687 lubricating oil Substances 0.000 abstract description 10
- 239000000428 dust Substances 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract 3
- 239000007924 injection Substances 0.000 abstract 3
- 238000005096 rolling process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a needle bearing assembly convenient to install, which comprises a bearing outer ring and a bearing inner ring, and is characterized in that: the bearing comprises a bearing outer ring and a bearing inner ring, wherein a needle roller retainer is arranged between the bearing outer ring and the bearing inner ring, needle rollers are arranged between the two groups of needle roller retainers at equal intervals, positioning insertion holes are formed in the needle roller retainers and at two ends of the needle rollers, lubricating oil is added into an inner cavity of an oil storage cavity through an oil injection port in an oil injection lubricating assembly, the lubricating oil flows into the needle rollers in a cavity formed between the bearing outer ring and the bearing inner ring from the oil injection port, the needle rollers can be uniformly lubricated, the abrasion of the needle rollers caused by the lack of lubricating oil in the bearing can be effectively avoided, gaps between the bearing outer ring and the bearing inner ring can be sealed by a sealing baffle, dust is prevented from entering the bearing, and a positioning bolt on one side of the sealing baffle is inserted into the positioning insertion holes to rapidly mount the needle rollers, so that the mounting cost can be reduced.
Description
Technical Field
The utility model relates to the technical field of cooling equipment, in particular to a needle bearing assembly convenient to install.
Background
In the current bearing field, the needle bearing is a roller bearing with cylindrical rollers, the rollers are thin and long relative to the diameter of the roller bearing, the roller is called a needle, the bearing without an inner ring or a needle and a retainer component can be selected according to different application occasions, at the moment, the journal surface and the shell hole surface matched with the bearing are directly used as the inner rolling surface and the outer rolling surface of the bearing, in order to ensure that the load capacity and the running performance are the same as those of a bearing with a ferrule, the hardness of the surface of the shaft or the shell Kong Gundao is similar to that of a raceway of the bearing ferrule, the processing precision and the surface quality of the current needle bearing are required to be installed during manufacturing, the bearing component is easy to collide due to the fact that the parts inside the bearing are relatively precise and are in interference fit, the installation is inconvenient, the installation cost of the needle bearing is increased, and after the bearing is used for a long time, the needle is easy to wear due to the loss of lubricating oil in the bearing, and the lubrication is inconvenient to be injected.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
The present utility model is directed to a needle bearing assembly that is easy to install, and overcomes the above-mentioned problems associated with the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
the utility model provides a bearing subassembly convenient to installation, includes bearing outer lane and bearing inner circle, its characterized in that: the bearing comprises a bearing outer ring and a bearing inner ring, wherein a needle roller retainer is arranged between the bearing outer ring and the bearing inner ring, needle rollers are arranged between the two groups of needle roller retainers at equal intervals, positioning insertion holes are formed in the needle roller retainer and at two ends of the needle rollers, a sealing baffle is connected to the outer side of the needle roller retainer through screws, positioning bolts are fixedly arranged on the inner side of the sealing baffle, and oiling and lubricating assemblies are symmetrically arranged on the bearing outer ring.
Preferably, the oiling lubrication assembly comprises an oil storage cavity and an oil filling port, wherein a cavity formed between the oil storage cavity and the outer ring and the inner ring of the bearing is communicated with an oil inlet hole, and a sealing plug is arranged in the inner cavity of the oil filling port.
Preferably, the sealing baffle comprises an annular plate, wherein through holes are formed in the annular plate at equal intervals, and screw storage grooves are formed in the end portions of the through holes.
Preferably, threaded holes are formed in the needle roller retainer at equal intervals, and the threaded holes are matched with screws.
Preferably, the positioning jack is matched with the positioning bolt.
Preferably, the outer surface of the roller pin is coated with a wear-resistant coating.
The beneficial effects of the utility model are as follows: 1. the lubricating oil is added into the inner cavity of the oil storage cavity through the oil filling port on the oil filling lubricating assembly, and then flows into the rolling needle in the cavity formed between the bearing outer ring and the bearing inner ring from the oil filling port, so that the rolling needle can be uniformly lubricated, and the rolling needle abrasion caused by the lack of the lubricating oil in the bearing can be effectively avoided.
2. Through setting up sealing baffle, sealing baffle not only can seal the clearance between bearing inner race and the bearing inner race, prevents that dust from getting into inside the bearing, and the location bolt of sealing baffle one side is inserted in the location jack moreover can install the kingpin fast, can reduce installation cost.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of a needle bearing assembly according to an embodiment of the present utility model for ease of installation;
FIG. 2 is a cross-sectional view of a needle bearing assembly for ease of installation in accordance with an embodiment of the present utility model;
FIG. 3 is a front view of a needle cage of a needle bearing assembly that is convenient to install in accordance with an embodiment of the present utility model;
FIG. 4 is a block diagram of a seal retainer for a needle bearing assembly that facilitates installation in accordance with an embodiment of the present utility model.
In the figure:
1. a bearing outer ring; 2. a bearing inner ring; 3. a needle roller retainer; 4. needle roller; 5. positioning the jack; 6. a screw; 7. a sealing baffle; 8. positioning a bolt; 9. oiling and lubricating components; 10. an oil storage chamber; 11. an oil filling port; 12. an oil inlet hole; 13. a sealing plug; 14. an annular plate; 15. perforating; 16. and (3) a threaded hole.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the present utility model, a needle bearing assembly is provided that is easy to install.
Example 1
As shown in fig. 1-4, a needle bearing assembly convenient to install according to an embodiment of the present utility model includes a bearing outer ring 1 and a bearing inner ring 2, a needle roller retainer 3 is disposed between the bearing outer ring 1 and the bearing inner ring 2, needle rollers 4 are disposed between the two sets of needle roller retainers 3 at equal intervals, positioning insertion holes 5 are disposed on both ends of the needle roller retainer 3 and the needle rollers 4, a sealing baffle 7 is connected to the outer side of the needle roller retainer 3 through screws 6, dust is prevented from entering the bearing by the sealing baffle 7, a positioning plug 8 on one side of the sealing baffle 7 is inserted into the positioning insertion holes 5 to rapidly install the needle rollers 4, installation cost can be reduced, a positioning plug 8 is fixedly disposed on the inner side of the sealing baffle 7, an oiling lubrication assembly 9 is symmetrically disposed on the bearing outer ring 1, the oiling lubrication assembly 9 includes an oil storage cavity 10 and an oil filling port 11, a cavity formed between the oil storage cavity 10 and the bearing outer ring 1, the bearing inner ring 2 is perforated, the inner cavity 11 is provided with a sealing plug 13, the opening of the oil storage cavity 10 is filled with the lubricating oil through the oil port 11, and the positioning plug 12 is capable of preventing dust from entering the bearing inner cavity 10, and the positioning plug 8 is inserted into the positioning insertion hole 5 to rapidly install the needle rollers 4 from the positioning insertion hole 1, wear the needle roller bearing inner ring 4 is prevented, and wear is avoided.
Example two
As shown in fig. 1-4, a needle bearing assembly convenient to install according to an embodiment of the present utility model includes a bearing outer ring 1 and a bearing inner ring 2, a needle roller retainer 3 is disposed between the bearing outer ring 1 and the bearing inner ring 2, needle rollers 4 are disposed between the two sets of needle roller retainers 3 at equal intervals, positioning insertion holes 5 are disposed on both ends of the needle roller retainer 3 and the needle rollers 4, a sealing baffle 7 is connected to the outer side of the needle roller retainer 3 through screws 6, gaps between the bearing outer ring 1 and the bearing inner ring 2 can be sealed through the sealing baffle 7, dust is prevented from entering the bearing, and a positioning bolt 8 on one side of the sealing baffle 7 is inserted into the positioning insertion holes 5 to rapidly install the needle rollers 4, so that installation cost can be reduced, positioning bolts 8 are fixedly disposed on the inner side of the sealing baffle 7, oiling lubrication assemblies 9 are symmetrically disposed on the bearing outer ring 1, the sealing baffle 7 includes an annular plate 14, through holes 15 are disposed on the end portions of the annular plate 14 at equal intervals, screw storage grooves 16 are disposed on the end portions of the needle roller retainer 3, the threaded holes 16 are matched with the screws 6, and one end of the screws 6 is inserted into the threaded holes 16 to be connected to the threaded holes 16, so that the sealing baffle 7 can be rapidly fixed.
Example III
As shown in fig. 1-4, the needle bearing assembly convenient to install according to the embodiment of the utility model comprises a bearing outer ring 1 and a bearing inner ring 2, a needle roller retainer 3 is arranged between the bearing outer ring 1 and the bearing inner ring 2, needle rollers 4 are equidistantly arranged between the two groups of needle roller retainers 3, positioning insertion holes 5 are formed in both ends of the needle roller retainer 3 and both ends of the needle rollers 4, a sealing baffle 7 is connected to the outer side of the needle roller retainer 3 through screws 6, gaps between the bearing outer ring 1 and the bearing inner ring 2 can be sealed through the sealing baffle 7, dust is prevented from entering the bearing, a positioning bolt 8 on one side of the sealing baffle 7 is inserted into the positioning insertion holes 5 to quickly install the needle rollers 4, installation cost can be reduced, positioning bolts 8 are fixedly arranged on the inner side of the sealing baffle 7, oiling lubricating assemblies 9 are symmetrically arranged on the bearing outer ring 1, the positioning insertion holes 5 are matched with the positioning bolts 8, wear-resistant coatings are coated on the outer surfaces of the needle rollers 4, and wear-resistant coatings can improve wear-resistant performance of the needle rollers 4.
In summary, by means of the above technical scheme of the utility model, when the device is used, the gap between the bearing outer ring 1 and the bearing inner ring 2 can be sealed through the sealing baffle 7, dust is prevented from entering the bearing, the positioning bolt 8 on one side of the sealing baffle 7 is inserted into the positioning jack 5 to rapidly install the needle roller 4, the installation cost can be reduced, the sealing plug 13 is opened to add lubricating oil into the inner cavity of the oil storage cavity 10 through the oil filling port 11, the lubricating oil flows into the needle roller 4 in the cavity formed between the bearing outer ring 1 and the bearing inner ring 2 from the oil filling port 12, the needle roller 4 can be uniformly lubricated, and the abrasion of the needle roller 4 caused by the lack of lubricating oil in the bearing can be effectively avoided.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. Needle bearing assembly convenient to installation, including bearing outer lane (1) and bearing inner circle (2), its characterized in that: the novel bearing is characterized in that a needle roller retainer (3) is arranged between the bearing outer ring (1) and the bearing inner ring (2), needle rollers (4) are arranged between the needle roller retainers (3) at equal intervals, positioning insertion holes (5) are formed in the needle roller retainers (3) and at two ends of the needle rollers (4), sealing baffles (7) are connected to the outer sides of the needle roller retainers (3) through screws (6), positioning bolts (8) are fixedly arranged on the inner sides of the sealing baffles (7), and oiling lubricating assemblies (9) are symmetrically arranged on the bearing outer ring (1).
2. A needle bearing assembly for facilitating installation as defined in claim 1, wherein: the oiling lubrication assembly (9) comprises an oil storage cavity (10) and an oil filling port (11), wherein an oil inlet (12) is formed by penetrating a cavity formed between the oil storage cavity (10) and the bearing outer ring (1) and the bearing inner ring (2), and a sealing plug (13) is arranged in an inner cavity of the oil filling port (11).
3. A needle bearing assembly for facilitating installation as defined in claim 2, wherein: the sealing baffle (7) comprises an annular plate (14), through holes (15) are formed in the annular plate (14) at equal intervals, and screw storage grooves are formed in the ends of the through holes (15).
4. A needle bearing assembly for facilitating installation as defined in claim 3, wherein: threaded holes (16) are formed in the needle roller retainer (3) at equal intervals, and the threaded holes (16) are matched with the screws (6).
5. The needle bearing assembly of claim 4 for ease of installation, wherein: the positioning jack (5) is matched with the positioning bolt (8).
6. The needle bearing assembly of claim 5 for ease of installation, wherein: the outer surface of the roller pin (4) is coated with a wear-resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414459.7U CN220060276U (en) | 2023-06-06 | 2023-06-06 | Needle bearing assembly convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414459.7U CN220060276U (en) | 2023-06-06 | 2023-06-06 | Needle bearing assembly convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060276U true CN220060276U (en) | 2023-11-21 |
Family
ID=88764635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321414459.7U Active CN220060276U (en) | 2023-06-06 | 2023-06-06 | Needle bearing assembly convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060276U (en) |
-
2023
- 2023-06-06 CN CN202321414459.7U patent/CN220060276U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |