CN218564186U - End surface flanged self-aligning roller bearing and adjusting device thereof - Google Patents
End surface flanged self-aligning roller bearing and adjusting device thereof Download PDFInfo
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- CN218564186U CN218564186U CN202222777030.6U CN202222777030U CN218564186U CN 218564186 U CN218564186 U CN 218564186U CN 202222777030 U CN202222777030 U CN 202222777030U CN 218564186 U CN218564186 U CN 218564186U
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Abstract
The utility model relates to a bearing structure and adjusting device thereof specifically relate to an end face area flange aligning roller bearing and adjusting device thereof, include: the rolling bearing comprises an outer ring, an inner ring, a plurality of rolling bodies and a retainer; the inner diameter of the outer ring and the outer diameter of the inner ring are respectively provided with an arc-shaped raceway matched with the rolling bodies, and the rolling bodies are arranged in the raceways of the outer ring and the inner ring in a rolling manner; a flange part is formed in the end face direction of one side of the outer ring, and a plurality of threaded holes are uniformly formed in the surface of the outer wall of the flange part; the corresponding adjusting device of bearing arrangement includes: the retainer ring is provided with unthreaded holes with the same number of threaded holes at the positions corresponding to the threaded holes of the outer ring; a plurality of square grooves are also arranged on the inner ring positioned in the inner side direction of the plurality of unthreaded holes; the bearing outer ring flange structure is designed to be matched with a matched adjusting device for use, so that the bearing outer ring rotates, the stress load area of the raceway of the bearing outer ring is changed, and the fatigue of the raceway of the outer ring is prevented; the damage of the ferrule is reduced, so that the safe running performance of the bearing is improved.
Description
Technical Field
The utility model relates to a bearing structure and adjusting device thereof specifically relate to a terminal surface area flange aligning roller bearing and adjusting device thereof belongs to bearing and equipment field.
Background
The super large self-aligning roller bearing used on cement machinery has the disadvantages of severe working condition, very large working load and slow rotating speed. The bearing using equipment is analyzed, the bearing condition of the super-huge self-aligning roller bearing is under low speed and heavy load, and the stressed load area of the outer ring raceway of the bearing is unchanged in the using process. The large self-aligning roller bearing outer ring is heavy in self weight and difficult to rotate manually, and the bearing prevents an outer ring raceway from being fatigued after being used for a period of time.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned self-aligning roller bearing operates the technical difficulty that exists in the service equipment, the utility model aims at providing an end surface area flange self-aligning roller bearing and adjusting device thereof changes its current self-aligning roller bearing's structure and passes through the rotation bearing stress load district, avoids the problem that produces outer lane raceway fatigue among the rotatory process of bearing as far as possible, and then extension bearing life.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: an end-face flanged self-aligning roller bearing comprising: the outer ring, the inner ring, the plurality of rolling bodies, the retainer and the plurality of rolling bodies are arranged in the retainer with the corresponding number of pockets; the inner diameter of the outer ring and the outer diameter of the inner ring are respectively provided with an arc raceway matched with the rolling bodies, and the rolling bodies are arranged in the raceways of the outer ring and the inner ring in a rolling manner; a flange part is formed in the end face direction of one side of the outer ring, and a plurality of threaded holes are uniformly formed in the surface of the outer wall of the flange part;
furthermore, the whole flange part and the end surface of the outer ring form an integrated transition to form a single-side wide outer ring structure;
furthermore, the size distance between the end surfaces of the two ends of the outer ring is larger than that of the end surfaces of the two ends of the inner ring;
furthermore, the hole bottom positions of the threaded holes in the flange part do not exceed the positions of the extension lines of the end faces of the inner ring in the same direction as the flange part; the threaded holes are used for connecting corresponding screws;
furthermore, the inner diameter of the inner ring is obliquely arranged, the end face of the inner ring on one side in the same direction with the flange part forms a large head end, and the other side is a small head end;
further, the utility model discloses a terminal surface flanged aligning roller bearing is the biserial form, the outer lane of the single raceway of outer lane internal diameter integral type as an organic whole, inner circle are the inner circle of the split type two raceways of external diameter.
When the bearing is in a severe working condition with large working load, the fatigue of the raceway caused by the difficulty in rotating due to the large self weight in the operation process of the large self-aligning roller bearing needs to be adjusted, and an adjusting device corresponding to the bearing structure is arranged in a matched manner; its said adjusting device includes: the retainer ring is provided with unthreaded holes with the same number of threaded holes at the positions corresponding to the threaded holes of the outer ring and is used for penetrating screws and connecting the unthreaded holes in the outer ring; the inner ring positioned in the inner side direction of the light holes is also provided with a plurality of square grooves for inserting a spanner;
furthermore, the square groove is a blind hole groove, so that the collision caused by the fact that a spanner is inserted into the square groove and collides with the end face of the inner ring is prevented;
the size of the square groove is matched with the outer diameter of the wrench, and the square groove can be set into other shapes matched with the shape of the wrench;
by adopting the adjusting device, after the bearing is used for a period of time, when the equipment is shut down, the retainer ring is fastened on the end surface of the bearing outer ring by using the screw, the wrench is inserted into the square groove of the retainer ring, and the wrench is rotated to enable the bearing outer ring to rotate.
The adjusting device changes the stress load area of the raceway of the outer ring of the bearing by rotating the outer ring of the bearing, thereby preventing the fatigue of the raceway of the outer ring; the utility model discloses a terminal surface area flange aligning roller bearing is super-huge bearing scope: the outer diameter size range is 1000 to 2800mm.
The beneficial effects of the utility model are that:
the bearing outer ring flange structure is designed to be matched with a matched adjusting device for use, so that the bearing outer ring rotates, the stress load area of the raceway of the bearing outer ring is changed, and the fatigue of the raceway of the outer ring is prevented; the damage of the ferrule is reduced, so that the safe running performance of the bearing is improved, and the temperature of the bearing is reduced during running. The service life of the bearing is prolonged.
Drawings
Fig. 1 is a structural diagram of the end face flanged self-aligning roller bearing of the present invention.
Fig. 2 is a view showing the structure of the outer ring of fig. 1.
Fig. 3 is an assembly view of the end face flanged self-aligning roller bearing and the adjusting device thereof.
In the figure, 1, an outer ring, 2, an inner ring, 3, a rolling body, 4, a retainer, 1.1, a flange part, 1.2, a threaded hole, 5, a screw, 6, a retainer ring, 6.1, a unthreaded hole, 6.2 and a square groove.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
The self-aligning roller bearing with a flange on the end surface as shown in fig. 1-3 is in a double-row form, and comprises an arc single-raceway outer ring 1, a double-raceway inner ring 2, a plurality of rolling bodies 3 and a retainer 4, wherein the plurality of rolling bodies 3 are arranged in the retainer 4 with a number of pockets corresponding to the plurality of rolling bodies 3; the inner diameter of the outer ring 1 and the outer diameter of the inner ring 2 are respectively provided with an arc-shaped raceway matched with the rolling bodies 3, and the rolling bodies 3 are arranged in the raceways of the outer ring 1 and the inner ring 2 in a rolling manner; a flange part 1.1 is formed in the end face direction of one side of the outer ring 1, and a plurality of threaded holes 1.2 are uniformly formed in the outer wall surface of the flange part 1.1;
furthermore, the whole flange part 1.1 and the end surface of the outer ring 1 form an integrated transition to form a single-side wide outer ring structure;
furthermore, the size distance between the end surfaces of the two ends of the outer ring 1 is larger than that of the end surfaces of the two ends of the inner ring 2;
furthermore, the hole bottom positions of a plurality of threaded holes 1.2 on the flange part 1.1 do not exceed the position of the extension line of the end surface of the inner ring 2 in the same direction as the flange part 1.1; the threaded holes 1.2 are used for connecting corresponding screws 5;
further, the inner diameter of the inner ring 2 is arranged in an inclined manner, the end face of the inner ring 2 on one side in the same direction as the flange part 1.1 forms a large head end, and the other side is a small head end;
when the bearing is in a severe working condition with large working load, the fatigue of the raceway caused by the difficulty in rotating due to the large self weight in the operation process of the large self-aligning roller bearing needs to be adjusted, and an adjusting device corresponding to the bearing structure is arranged in a matched manner; its said adjusting device includes: the retainer ring 6 is provided with unthreaded holes 6.1 with the same number of threaded holes 1.2 on the retainer ring 6 corresponding to the threaded holes 1.2 of the outer ring 1, and is used for penetrating the screws 5 and connecting the threaded holes 1.2 of the outer ring 1; a plurality of square grooves 6.2 are also arranged on the inner ring 2 in the inner side direction of the plurality of unthreaded holes 6.1, and the square grooves 6.2 are blind hole grooves;
the size of the square groove 6.2 is matched with the outer diameter of the wrench, and as other embodiments of the utility model, the square groove can be set into other shapes matched with the shape of the wrench;
by adopting the adjusting device, after the bearing is used for a period of time, when the equipment is shut down, the retainer ring 6 is fastened on the end surface of the bearing outer ring 1 by using the screw 5, the wrench is inserted into the square groove 6.2 of the retainer ring 6, and the wrench is rotated to rotate the bearing outer ring 1; by rotating the bearing outer ring 1, the stress load area of the raceway of the bearing outer ring 1 is changed, and the fatigue of the raceway of the outer ring is prevented.
It should be noted that, the retainer ring 6 is fastened on the end face of the bearing outer ring by the screw 5, the inner diameter of the retainer ring 6 is attached to the flange part of the end face of the outer ring 1, and because the flange part 1.1 is arranged on the end face of the outer ring 1, a gap exists between the inner diameter of the retainer ring 6 and the end face of the inner ring 2, and the rotation of the retainer ring 6 only drives the outer ring 1 to rotate; through the rotation bearing force load area, the service life of the bearing is prolonged.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Claims (8)
1. An end face flanged self-aligning roller bearing, comprising: the outer ring, the inner ring, the plurality of rolling bodies, the retainer and the plurality of rolling bodies are arranged in the retainer with the corresponding number of pockets; the inner diameter of the outer ring and the outer diameter of the inner ring are respectively provided with an arc-shaped raceway matched with the rolling bodies, and the rolling bodies are arranged in the raceways of the outer ring and the inner ring in a rolling manner; a flange part is formed in the end face direction of one side of the outer ring, and a plurality of threaded holes are uniformly formed in the surface of the outer wall of the flange part; the whole flange part and the end face of the outer ring form an integrated transition to form a single-side wide outer ring structure.
2. An end-face flanged self-aligning roller bearing according to claim 1, wherein: the size distance between the end faces of the two ends of the outer ring is larger than that of the end faces of the two ends of the inner ring.
3. An end-face flanged self-aligning roller bearing according to claim 1, wherein: the hole bottom positions of the threaded holes on the flange part do not exceed the position of the extension line of the end face of the inner ring in the same direction as the flange part.
4. An end-face flanged self-aligning roller bearing according to claim 1, wherein: the inner diameter of the inner ring is obliquely arranged, a large head end is formed on the end face of the inner ring on one side in the same direction with the flange part, and a small head end is arranged on the other side.
5. An end-face flanged self-aligning roller bearing according to claim 1, wherein: the outer ring is an inner diameter integrated single-roller path outer ring, and the inner ring is an outer diameter split type double-roller path inner ring.
6. An adjusting device using the bearing according to any one of claims 1 to 5, comprising: the retainer ring is provided with unthreaded holes with the same number of threaded holes at the positions corresponding to the plurality of threaded holes of the outer ring, and is used for penetrating screws and connecting the unthreaded holes in the outer ring; the inner ring positioned in the inner side direction of the plurality of unthreaded holes is also provided with a plurality of square grooves for inserting a wrench.
7. The adjustment device of claim 6, wherein: the square groove is a blind hole groove.
8. The adjustment device according to claim 6, characterized in that: the size of the square groove is matched with the outer diameter of the wrench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222777030.6U CN218564186U (en) | 2022-10-21 | 2022-10-21 | End surface flanged self-aligning roller bearing and adjusting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222777030.6U CN218564186U (en) | 2022-10-21 | 2022-10-21 | End surface flanged self-aligning roller bearing and adjusting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218564186U true CN218564186U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222777030.6U Active CN218564186U (en) | 2022-10-21 | 2022-10-21 | End surface flanged self-aligning roller bearing and adjusting device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218564186U (en) |
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2022
- 2022-10-21 CN CN202222777030.6U patent/CN218564186U/en active Active
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A self-aligning roller bearing with a flange on the end face and its adjustment device Effective date of registration: 20230908 Granted publication date: 20230303 Pledgee: Dalian Enterprise Credit Financing Guarantee Co.,Ltd. Pledgor: DALIAN METALLURGICAL BEARING Co.,Ltd. Registration number: Y2023980056076 |