CN215596218U - Powder metallurgy oil-retaining bearing capable of increasing oil storage capacity - Google Patents
Powder metallurgy oil-retaining bearing capable of increasing oil storage capacity Download PDFInfo
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- CN215596218U CN215596218U CN202122294506.6U CN202122294506U CN215596218U CN 215596218 U CN215596218 U CN 215596218U CN 202122294506 U CN202122294506 U CN 202122294506U CN 215596218 U CN215596218 U CN 215596218U
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- oil
- bearing
- oil storage
- lubricating layer
- wall
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- 238000003860 storage Methods 0.000 title claims abstract description 73
- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 16
- 239000003921 oil Substances 0.000 claims abstract description 106
- 230000001050 lubricating effect Effects 0.000 claims abstract description 79
- 239000010687 lubricating oil Substances 0.000 claims abstract description 15
- 239000000314 lubricant Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Abstract
The utility model discloses a powder metallurgy oil-retaining bearing for increasing oil storage capacity, which comprises a body, wherein the body comprises a bearing inner ring and a bearing outer ring, a first oil storage groove is formed in the inner surface of the bearing inner ring, a second oil storage groove is formed in the outer surface of the bearing outer ring, and a first motion groove is formed in the outer surface of the bearing inner ring. This increase powder metallurgy oil bearing of oil reserve, reached and used up the back at first oil storage tank and second oil storage tank, through the inside lubricating oil water conservancy diversion of drainage rope with the oil storage chamber to first lubricating layer, the second lubricating layer, third lubricating layer and fourth lubricating layer are inside, and then carry out lubricated effect to bearing inner race and bearing inner race, thereby it has certain restriction to have solved current oil bearing's oil reserve, long-time the use can be because lubricated not enough lead to producing wearing and tearing between oil bearing and the connecting axle, oil bearing's life's problem has been reduced, thereby have the characteristics that increase oil bearing oil reserve.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a powder metallurgy oil-retaining bearing capable of increasing oil storage capacity.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision, and the bearings can be divided into two categories of rolling bearing and sliding bearing according to the difference of friction properties of the moving elements. The rolling bearing is standardized and serialized, but compared with a sliding bearing, the rolling bearing has larger radial size, vibration and noise and higher price, and generally consists of an outer ring, an inner ring, a rolling body and a retainer. According to the shape of the rolling body, the rolling bearing is divided into two main categories of oil-retaining bearings, namely a ball bearing and a roller bearing, namely a porous bearing, the metal powder is used as a main raw material, the oil-retaining bearing is a sintered body manufactured by a powder metallurgy method, the oil-retaining bearing is porous originally, and the oil-retaining bearing has the technical advantages that the number, the size, the shape, the distribution and the like of pores can be freely adjusted in the manufacturing process;
in general, an oil-retaining bearing is impregnated with a certain volume of lubricating oil by utilizing the porosity of a sintered body, so that the oil-retaining bearing is automatically lubricated when in use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a powder metallurgy oil-retaining bearing capable of increasing the oil storage capacity, which has the characteristic of increasing the oil storage capacity of the oil-retaining bearing.
In order to achieve the purpose, the utility model provides the following technical scheme:
a powder metallurgy oil-retaining bearing for increasing oil storage capacity comprises a body, wherein the body comprises a bearing inner ring and a bearing outer ring, a first oil storage groove is formed in the inner surface of the bearing inner ring, a second oil storage groove is formed in the outer surface of the bearing outer ring, a first moving groove is formed in the outer surface of the bearing inner ring, a second moving groove is formed in the inner surface of the bearing outer ring, and balls are arranged on the inner walls of the first moving groove and the second moving groove;
oil storage cavities are formed in the inner walls of the bearing inner ring and the bearing outer ring.
Furthermore, a first connecting groove is formed in the inner wall of one side of the first moving groove, a first lubricating layer is fixedly connected to the inner wall of the first connecting groove, a second connecting groove is formed in the inner wall of one side of the first oil storage groove, and a second lubricating layer is fixedly connected to the inner wall of the second connecting groove;
through above-mentioned technical scheme, reached and carried out the effect of installing first lubricated layer and second lubricated layer through first spread groove and second spread groove.
Furthermore, a third connecting groove is formed in the inner wall of one side of the second oil storage groove, a third lubricating layer is fixedly connected to the inner wall of the third connecting groove, a fourth connecting groove is formed in the inner wall of one side of the second moving groove, and a fourth lubricating layer is fixedly connected to the inner wall of the fourth connecting groove;
through above-mentioned technical scheme, reached and carried out the effect of installing third lubricated layer and fourth lubricated layer through third spread groove and fourth spread groove.
Furthermore, lubricating oil is arranged on the inner walls of the four oil storage chambers, and first communicating ports are formed in the inner bottom walls of the two oil storage chambers;
through above-mentioned technical scheme, reached through four oil storage chambeies to carry out the effect that increases oil retaining bearing's oil reserve.
Furthermore, the inner walls of one ends of the two first communication ports are respectively communicated with the inner walls of the first connecting groove, the second connecting groove, the third connecting groove and the fourth connecting groove, the inner top walls of the other two oil storage chambers are respectively provided with a second communication port, and the inner walls of one ends of the two second communication ports are respectively communicated with the inner walls of the second connecting groove and the third connecting groove;
through above-mentioned technical scheme, reached through first intercommunication mouth and second intercommunication mouth with the oil storage chamber with first spread groove, second spread groove, the effect that communicates between third spread groove and the fourth spread groove.
Furthermore, the inner walls of the four oil storage cavities are provided with drainage ropes, the free ends of one ends of the two drainage ropes are respectively and fixedly connected with the inner walls of the first lubricating layer, the second lubricating layer, the third lubricating layer and the fourth lubricating layer through first communicating ports, and the free ends of one ends of the other two drainage ropes are respectively and fixedly connected with the inner walls of the second lubricating layer and the third lubricating layer through second communicating ports;
through above-mentioned technical scheme, reached through the inside lubricating oil water conservancy diversion of drainage rope with oil storage chamber to first lubricating layer, second lubricating layer, third lubricating layer and the inside effect of fourth lubricating layer.
Furthermore, sponges are arranged inside the first lubricating layer, the second lubricating layer, the third lubricating layer and the fourth lubricating layer, lubricating oil is arranged on the inner walls of the first oil storage tank and the second oil storage tank, oil filling ports are formed in the inner top walls of the two oil storage chambers, and the inner walls of the oil filling ports are in threaded connection with sealing blocks;
through above-mentioned technical scheme, reached and lubricated effect through first lubricating layer, second lubricating layer, third lubricating layer and fourth lubricating layer to bearing inner race and bearing outer lane.
In conclusion, the utility model has the following beneficial effects:
1. the inner walls of the four oil storage cavities are provided with the drainage ropes, one free ends of the two drainage ropes are respectively fixedly connected with the inner walls of the first lubricating layer, the second lubricating layer, the third lubricating layer and the fourth lubricating layer through the first communicating ports, and the other free ends of the other two drainage ropes are respectively fixedly connected with the inner walls of the second lubricating layer and the third lubricating layer through the second communicating ports, so that the lubricating oil in the oil storage cavities is guided to the first lubricating layer, the second lubricating layer, the third lubricating layer and the fourth lubricating layer through the drainage ropes after the first oil storage tank and the second oil storage tank are used up, the lubricating oil can be lubricated by the bearing inner ring and the bearing outer ring, the problem that the oil storage capacity of the existing oil-containing bearing is limited to a certain extent, the oil-containing bearing and the connecting shaft are abraded due to insufficient lubrication after long-time use is solved, and the service life of the oil-containing bearing is shortened, thereby having the characteristics of increasing the oil storage capacity of the oil-retaining bearing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the body of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2.
In the figure: 1. a body; 2. a bearing inner race; 3. a bearing outer race; 4. a first oil reservoir; 5. a second oil reservoir; 6. a first moving groove; 7. a second moving groove; 8. a ball bearing; 9. an oil storage chamber; 10. a first connecting groove; 11. a first lubricant layer; 12. a second connecting groove; 13. a second lubricant layer; 14. a third connecting groove; 15. a third lubricant layer; 16. a fourth connecting groove; 17. a fourth lubricant layer; 18. a first communication port; 19. a second communication port; 20. a drainage cord; 21. an oil filler; 22. and (6) sealing the block.
Detailed Description
Example (b):
the present invention is described in further detail below with reference to figures 1-3.
A powder metallurgy oil-retaining bearing for increasing oil storage capacity is disclosed, as shown in figures 1-3, comprising a body 1, the body 1 comprises a bearing inner ring 2 and a bearing outer ring 3, the inner surface of the bearing inner ring 2 is provided with a first oil storage tank 4, the outer surface of the bearing outer ring 3 is provided with a second oil storage tank 5, the outer surface of the bearing inner ring 2 is provided with a first moving tank 6, the inner surface of the bearing outer ring 3 is provided with a second moving tank 7, the inner walls of the first moving tank 6 and the second moving tank 7 are both provided with balls 8, the inner wall of one side of the first moving tank 6 is provided with a first connecting tank 10, the inner wall of the first connecting tank 10 is fixedly connected with a first lubricating layer 11, the inner wall of one side of the first oil storage tank 4 is provided with a second connecting tank 12, the inner wall of the second connecting tank 12 is fixedly connected with a second lubricating layer 13, the inner wall of one side of the second oil storage tank 5 is provided with a third connecting tank 14, the inner wall of the third connecting tank 14 is fixedly connected with a third lubricating layer 15, a fourth connecting groove 16 is formed in the inner wall of one side of the second moving groove 7, and a fourth lubricating layer 17 is fixedly connected to the inner wall of the fourth connecting groove 16;
as shown in fig. 1-3, the inner walls of the bearing inner ring 2 and the bearing outer ring 3 are both provided with oil storage chambers 9, the inner walls of four oil storage chambers 9 are provided with lubricating oil, the inner bottom walls of two oil storage chambers 9 are both provided with first communicating ports 18, the inner walls of one ends of two first communicating ports 18 are respectively communicated with the inner walls of a first connecting groove 10, a second connecting groove 12, a third connecting groove 14 and a fourth connecting groove 16, the inner top walls of the other two oil storage chambers 9 are both provided with second communicating ports 19, the inner walls of one ends of two second communicating ports 19 are respectively communicated with the inner walls of the second connecting groove 12 and the third connecting groove 14, the inner walls of four oil storage chambers 9 are both provided with drainage ropes 20, the free ends of one ends of two drainage ropes 20 are respectively fixedly connected with the inner walls of a first lubricating layer 11, a second lubricating layer 13, a third lubricating layer 15 and a fourth lubricating layer 17 through the first communicating ports 18, the free ends of one ends of the other two drainage ropes 20 are respectively and fixedly connected with the inner walls of the second lubricating layer 13 and the third lubricating layer 15 through a second communicating port 19;
as shown in fig. 1-3, the first lubricating layer 11, the second lubricating layer 13, the third lubricating layer 15 and the fourth lubricating layer 17 are all provided with sponge, the inner walls of the first oil storage tank 4 and the second oil storage tank 5 are all provided with lubricating oil, the inner top walls of the two oil storage chambers 9 are both provided with oil filling ports 21, the inner walls of the oil filling ports 21 are in threaded connection with sealing blocks 22, and after the first oil storage tank 4 and the second oil storage tank 5 are used up, the lubricating oil in the oil storage chambers 9 is guided to the first lubricating layer 11, the second lubricating layer 13, the third lubricating layer 15 and the fourth lubricating layer 17 through the guide ropes 20, so as to lubricate the inner ring 2 and the outer ring 3 of the bearing, thereby solving the problems that the oil storage capacity of the existing oil bearing has certain limitation, the oil bearing and the connecting shaft are abraded due to insufficient lubrication after long-time use, and the service life of the oil bearing is shortened, thereby having the characteristics of increasing the oil storage capacity of the oil-retaining bearing.
The working principle is as follows: when the oil-retaining bearing is used, in the initial stage of use of the oil-retaining bearing, the lubricating oil in the first oil storage tank 4 and the second oil storage tank 5 lubricates the inner ring and the outer ring of the oil-retaining bearing, the two oil storage chambers 9 lubricate the first lubricating layer 11 and the third lubricating layer 15 through the drainage ropes 20, the surface of the ball 8 is lubricated through the first lubricating layer 11 and the second lubricating layer 13, after the oil-retaining bearing is used for a certain time, the lubricating oil in the first oil storage tank 4 and the second oil storage tank 5 is used up, the two oil storage chambers 9 lubricate the first lubricating layer 11, the second lubricating layer 13, the third lubricating layer 15 and the fourth lubricating layer 17 through the drainage ropes 20, the second lubricating layer 13, the third lubricating layer 15 and the third lubricating layer 9 lubricate the surface of the ball 8 through the first lubricating layer 11 and the fourth lubricating layer 17, the second lubricating layer 13, the third lubricating layer 15 lubricate the outer ring 3 and the inner ring of the bearing, the two storage chambers can be filled with lubricating oil through the oil filler opening 21.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an increase powder metallurgy oil retaining bearing of oil reserve, includes body (1), its characterized in that: the body (1) comprises a bearing inner ring (2) and a bearing outer ring (3), a first oil storage groove (4) is formed in the inner surface of the bearing inner ring (2), a second oil storage groove (5) is formed in the outer surface of the bearing outer ring (3), a first moving groove (6) is formed in the outer surface of the bearing inner ring (2), a second moving groove (7) is formed in the inner surface of the bearing outer ring (3), and balls (8) are arranged on the inner walls of the first moving groove (6) and the second moving groove (7);
and oil storage cavities (9) are formed in the inner walls of the bearing inner ring (2) and the bearing outer ring (3).
2. The powder metallurgy oil bearing that increases the amount of oil according to claim 1, characterized in that: first connecting groove (10) have been seted up to one side inner wall of first motion groove (6), the first lubricant film (11) of inner wall fixedly connected with of first connecting groove (10), second connecting groove (12) have been seted up to one side inner wall of first oil storage tank (4), the inner wall fixedly connected with second lubricant film (13) of second connecting groove (12).
3. The powder metallurgy oil bearing that increases the amount of oil according to claim 2, wherein: third spread groove (14) have been seted up to one side inner wall of second oil storage tank (5), the inner wall fixedly connected with third lubricant film (15) of third spread groove (14), fourth spread groove (16) have been seted up to one side inner wall of second motion groove (7), the inner wall fixedly connected with fourth lubricant film (17) of fourth spread groove (16).
4. The powder metallurgy oil bearing that increases the amount of oil stored according to claim 3, wherein: four the inner wall in oil storage chamber (9) all is provided with lubricating oil, two first intercommunication mouth (18) have all been seted up to the inner bottom wall in oil storage chamber (9).
5. The powder metallurgy oil-retaining bearing for increasing the oil storage amount according to claim 4, wherein: two the one end inner wall of first intercommunication mouth (18) communicates with the inner wall of first spread groove (10), second spread groove (12), third spread groove (14) and fourth spread groove (16) respectively each other, two in addition second intercommunication mouth (19), two have all been seted up to the interior roof in oil storage chamber (9) the one end inner wall of second intercommunication mouth (19) communicates with the inner wall of second spread groove (12) and third spread groove (14) respectively each other.
6. The powder metallurgy oil-retaining bearing for increasing the oil storage amount according to claim 5, wherein: four the inner wall of oil storage chamber (9) all is provided with drainage rope (20), two the inner wall fixed connection of the one end free end of drainage rope (20) respectively with first lubricating layer (11), second lubricating layer (13), third lubricating layer (15) and fourth lubricating layer (17) through first intercommunication mouth (18), two in addition the one end free end of drainage rope (20) passes through second intercommunication mouth (19) respectively with the inner wall fixed connection of second lubricating layer (13) and third lubricating layer (15).
7. The powder metallurgy oil-retaining bearing for increasing the amount of oil stored according to claim 6, wherein: the inside of first lubricating layer (11), second lubricating layer (13), third lubricating layer (15) and fourth lubricating layer (17) all is provided with the sponge, the inner wall of first oil storage tank (4) and second oil storage tank (5) all is provided with lubricating oil, two oil filler hole (21) have all been seted up to the interior roof of oil storage chamber (9), the inner wall threaded connection of oil filler hole (21) has sealing block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122294506.6U CN215596218U (en) | 2021-09-23 | 2021-09-23 | Powder metallurgy oil-retaining bearing capable of increasing oil storage capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122294506.6U CN215596218U (en) | 2021-09-23 | 2021-09-23 | Powder metallurgy oil-retaining bearing capable of increasing oil storage capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215596218U true CN215596218U (en) | 2022-01-21 |
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ID=79886843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122294506.6U Expired - Fee Related CN215596218U (en) | 2021-09-23 | 2021-09-23 | Powder metallurgy oil-retaining bearing capable of increasing oil storage capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215596218U (en) |
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2021
- 2021-09-23 CN CN202122294506.6U patent/CN215596218U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20220121 |