CN215861334U - Wear-resistant bearing retainer - Google Patents
Wear-resistant bearing retainer Download PDFInfo
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- CN215861334U CN215861334U CN202121393839.8U CN202121393839U CN215861334U CN 215861334 U CN215861334 U CN 215861334U CN 202121393839 U CN202121393839 U CN 202121393839U CN 215861334 U CN215861334 U CN 215861334U
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- cast iron
- iron plate
- plate layer
- chromium cast
- fixing frame
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Abstract
The utility model discloses a wear-resistant bearing retainer which comprises a bearing outer ring, a high-chromium cast iron plate layer, a semicircular limiting ring, a fixing frame, a first groove and a fixing frame, wherein the bearing outer ring is connected with a steel ball in a sliding mode, the steel ball is connected with a bearing inner ring in a sliding mode, the high-chromium cast iron plate layer is fixedly connected with the semicircular limiting ring, the high-chromium cast iron plate layer is connected with the steel ball in a sliding mode, the semicircular limiting ring is fixedly connected with the high-chromium cast iron plate layer, a plurality of first grooves are formed in the surface of the high-chromium cast iron plate layer, the first grooves are symmetrically and uniformly distributed in the surface of the high-chromium cast iron plate layer, the fixing frame is fixedly connected with the semicircular limiting ring, the fixing frame is fixedly connected with a cross chuck, and the cross chuck is inserted into a cross clamping groove. Lubricating oil on the surface of the high-chromium cast iron plate layer can be attached to the surface of the high-chromium cast iron plate layer through the first groove and the second groove, so that friction between steel balls and the high-chromium cast iron plate layer is fully reduced, and the integral wear resistance is improved.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a wear-resistant bearing retainer.
Background
Cage (i.e., bearing cage, also known as a bearing retainer) refers to a bearing component that partially encases all or part of the rolling elements and moves with them to isolate the rolling elements and generally also guide and retain them within the bearing.
Traditional bearing retainer is poor at the wear resistance in the use, can cause the bearing ageing fast, and most bearing retainers adopt single crab-bolt fixed moreover, and the easy metal of crab-bolt junction is tired, leads to connecting not hard up, leads to the bearing to damage. Therefore, a wear-resistant bearing retainer is proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
The embodiment provides a wear-resistant bearing retainer, which is used for solving the problems of poor wear resistance and loose connection of the bearing retainer in the prior art.
According to one aspect of the utility model, the wear-resistant bearing retainer comprises a bearing outer ring, a high-chromium cast iron plate layer, a semicircular limiting ring, a fixing frame, a first groove, a fixing frame and an anchor bolt, wherein the bearing outer ring is connected with a steel ball in a sliding mode, the steel ball is connected with a bearing inner ring in a sliding mode, the high-chromium cast iron plate layer is fixedly connected with the semicircular limiting ring and is connected with the steel ball in a sliding mode, the semicircular limiting ring is fixedly connected with the high-chromium cast iron plate layer, a plurality of first grooves are formed in the surface of the high-chromium cast iron plate layer, the first grooves are symmetrically and uniformly distributed in the surface of the high-chromium cast iron plate layer, the fixing frame is fixedly connected with the semicircular limiting ring, the fixing frame is fixedly connected with a cross chuck, the cross chuck is inserted into a cross clamping groove, and the anchor bolt is fixedly connected with the fixing frame.
Furthermore, a plurality of steel balls are arranged on the surface of the bearing inner ring, and the steel balls are uniformly distributed on the surface of the bearing inner ring in an annular mode.
Furthermore, through holes are formed in the surfaces of the semicircular limiting rings and the high-chromium cast iron plate layer, and a first groove is formed in the surface of the high-chromium cast iron plate layer.
Furthermore, the through hole penetrates through the surfaces of the semicircular limiting ring and the high-chromium cast iron plate layer respectively, and is communicated with the first groove.
Furthermore, a plurality of grooves II are arranged on the surface of the groove I and are uniformly distributed inside the groove I.
Further, the surface of the fixing frame is provided with a cross clamping groove, the surface of the fixing frame is provided with a cross clamping head, a preformed hole is formed in the center of the fixing frame, and the anchor bolt is fixedly connected with the fixing frame through the preformed hole.
Through the embodiment of the utility model, the cross-shaped clamping heads and the cross-shaped clamping grooves are clamped, so that the two fixing frames are convenient to position and mount, when the bearing outer ring and the bearing inner ring rotate relatively, the stress area of the fixing frames is increased through the cross-shaped clamping heads and the cross-shaped clamping grooves besides the stress of the anchor bolts, the damage of the fixing frames and the bearing caused by too fast metal fatigue due to too concentrated stress on the surfaces of the fixing frames is avoided, the friction force between the steel balls and the high-chromium cast iron plate layer, the bearing outer ring and the bearing inner ring is further reduced by injecting lubricating oil, the lubricating oil can fully flow into the high-chromium cast iron plate layer and the steel balls through the through holes to ensure sufficient lubricating effect, the lubricating oil on the surface of the high-chromium cast iron plate layer can be attached to the surface of the high-chromium cast iron plate layer through the first groove and the second groove, and the friction between the steel balls and the high-chromium cast iron plate layer is fully reduced, increasing the overall wear resistance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present invention;
FIG. 2 is a schematic plan view of a fixing frame according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of a fixing frame according to an embodiment of the present invention;
FIG. 4 is a schematic front view of a fixing frame according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of the structure of FIG. 3 according to an embodiment of the present invention;
fig. 6 is a schematic front view of a first groove according to an embodiment of the present invention.
In the figure: 1. bearing outer ring, 2, bearing inner ring, 3, semicircle spacing collar, 4, steel ball, 5, mount, 6, crab-bolt, 7, through-hole, 8, high chromium cast iron sheet layer, 9, cross dop, 10, cross draw-in groove, 11, preformed hole, 12, a recess, 1201, No. two recesses.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
Referring to fig. 1-6, a wear-resistant bearing retainer comprises a bearing outer ring 1, a high-chromium cast iron plate layer 8, a semicircular limiting ring 3, a fixing frame 5, a first groove 12, a fixing frame 5 and an anchor bolt 6, the bearing outer ring 1 is connected with a steel ball 4 in a sliding way, the steel ball 4 is connected with the bearing inner ring 2 in a sliding way, the high-chromium cast iron plate layer 8 is fixedly connected with a semicircular limiting ring 3, the high-chromium cast iron plate layer 8 is connected with the steel balls 4 in a sliding way, the semicircular limiting ring 3 is fixedly connected with the high-chromium cast iron plate layer 8, a plurality of first grooves 12 are arranged on the surface of the high-chromium cast iron plate layer 8, the first grooves 12 are symmetrically and uniformly distributed on the surface of the high-chromium cast iron plate layer 8, the fixing frame 5 is fixedly connected with the semicircular limiting ring 3, and the fixing frame 5 is fixedly connected with a cross clamping head 9, the cross clamping head 9 is inserted into a cross clamping groove 10, and the anchor bolt 6 is fixedly connected with the fixing frame 5. The surface of the bearing inner ring 2 is provided with a plurality of steel balls 4, the plurality of steel balls 4 are uniformly distributed on the surface of the bearing inner ring 2 in an annular shape, friction force is sufficiently reduced by the plurality of steel balls 4, the surfaces of the semicircular limiting ring 3 and the high-chromium cast iron plate layer 8 are both provided with through holes 7, the surface of the high-chromium cast iron plate layer 8 is provided with a first groove 12, the through holes 7 respectively penetrate through the surfaces of the semicircular limiting ring 3 and the high-chromium cast iron plate layer 8, the through holes 7 are communicated with the first groove 12, the surface of the first groove 12 is provided with a plurality of second grooves 1201, the plurality of second grooves 1201 are uniformly distributed in the first groove 12, lubricating oil can be attached through the first groove 12 and the second grooves 1201, the surface of the fixing frame 5 is provided with a cross clamping groove 10, the surface of the fixing frame 5 is provided with a cross clamping head 9, the central position of the fixing frame 5 is provided with a reserved hole 11, the anchor bolt 6 is fixedly connected with the fixing frame 5 through a preformed hole 11.
When the bearing fixing device is used, the cross-shaped clamping head 9 is clamped with the cross-shaped clamping groove 10, the steel balls 4 are arranged between the semicircular limiting rings 3, the fixing frames 5 are fixed through the anchor bolts 6, the steel balls 4 are arranged between the semicircular limiting rings 3, the cross-shaped clamping head 9 is clamped with the cross-shaped clamping groove 10, the two fixing frames 5 are convenient to position and install, when the bearing outer ring 1 and the bearing inner ring 2 rotate relatively, the stress area of the fixing frames 5 is increased through the cross-shaped clamping head 9 and the cross-shaped clamping groove 10 besides the force of the anchor bolts 6 between the two fixing frames 5, the phenomenon that the fixing frames 5 are damaged due to too fast metal fatigue caused by too concentrated stress on the surfaces of the fixing frames 5 is avoided, lubricating oil is injected into the fixing frames when the bearing fixing device is used integrally, the wear resistance of the semicircular limiting rings 3 is improved through the high-chromium cast iron plate layer 8, and the steel balls 4 and the high-chromium cast iron plate layer 8 are further reduced through the injection of the lubricating oil, Frictional force between bearing outer ring 1, the bearing inner ring 2 guarantees simultaneously through-hole 7 that lubricating oil can be abundant flow in and guarantees abundant lubricated effect between high chromium cast iron sheet layer 8 and the steel ball 4, can make the lubricating oil on high chromium cast iron sheet layer 8 surface adhere to on high chromium cast iron sheet layer 8 surface through a recess 12 and No. two recesses 1201, fully reduces the friction between steel ball 4 and the high chromium cast iron sheet layer 8, increases holistic wearability.
The utility model has the advantages that:
1. the semi-circular limiting ring has a wear-resistant measure, lubricating oil is injected into the semi-circular limiting ring when the semi-circular limiting ring is integrally used, the wear-resistant performance of the semi-circular limiting ring is improved through the high-chromium cast iron plate layer, the friction force between the steel balls and the high-chromium cast iron plate layer, the bearing outer ring and the bearing inner ring is further reduced through the injection of the lubricating oil, meanwhile, the lubricating oil can be ensured to fully flow into the high-chromium cast iron plate layer and the steel balls through the through holes to ensure a full lubricating effect, the lubricating oil on the surface of the high-chromium cast iron plate layer can be attached to the surface of the high-chromium cast iron plate layer through the first groove and the second groove, the friction between the steel balls and the high-chromium cast iron plate layer is fully reduced, and the integral wear resistance is improved;
2. the fixing frame is reasonable in structure, the cross-shaped clamping head is clamped with the cross-shaped clamping groove, the steel balls are arranged between the semicircular limiting rings, the fixing frames are fixed through the anchor bolts, the steel balls are arranged between the semicircular limiting rings at the same time, and the cross-shaped clamping head is clamped with the cross-shaped clamping groove, so that the two fixing frames are convenient to position and install.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A wear-resistant bearing cage characterized by: comprises a bearing outer ring (1), a high-chromium cast iron plate layer (8), a semicircular spacing ring (3), a fixing frame (5), a first groove (12), a fixing frame (5) and an anchor bolt (6), wherein the bearing outer ring (1) is in sliding connection with a steel ball (4), the steel ball (4) is in sliding connection with a bearing inner ring (2), the high-chromium cast iron plate layer (8) is fixedly connected with the semicircular spacing ring (3), the high-chromium cast iron plate layer (8) is in sliding connection with the steel ball (4), the semicircular spacing ring (3) is fixedly connected with the high-chromium cast iron plate layer (8), the surface of the high-chromium cast iron plate layer (8) is provided with a plurality of first grooves (12), the first grooves (12) are symmetrically and uniformly distributed on the surface of the high-chromium cast iron plate layer (8), the fixing frame (5) is fixedly connected with the semicircular spacing ring (3), and the fixing frame (5) is fixedly connected with a cross chuck (9), the cross clamping head (9) is connected with the cross clamping groove (10) in an inserting mode, and the anchor bolt (6) is fixedly connected with the fixing frame (5).
2. A wear resistant bearing cage according to claim 1 wherein: the bearing inner ring (2) surface is provided with a plurality of steel balls (4), and a plurality of steel balls (4) are in annular uniform distribution on the bearing inner ring (2) surface.
3. A wear resistant bearing cage according to claim 1 wherein: semicircle spacing collar (3) and high chromium cast iron plate layer (8) surface all are provided with through-hole (7), high chromium cast iron plate layer (8) surface is provided with recess (12) No. one.
4. A wear resistant bearing cage according to claim 3 wherein: the through hole (7) penetrates through the surfaces of the semicircular limiting ring (3) and the high-chromium cast iron plate layer (8) respectively, and the through hole (7) is communicated with the first groove (12).
5. A wear resistant bearing cage according to claim 1 wherein: a plurality of second grooves (1201) are arranged on the surface of the first groove (12), and the second grooves (1201) are uniformly distributed in the first groove (12).
6. A wear resistant bearing cage according to claim 1 wherein: the surface of the fixing frame (5) is provided with a cross clamping groove (10), the surface of the fixing frame (5) is provided with a cross clamping head (9), the center of the fixing frame (5) is provided with a preformed hole (11), and the anchor bolt (6) is fixedly connected with the fixing frame (5) through the preformed hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121393839.8U CN215861334U (en) | 2021-06-22 | 2021-06-22 | Wear-resistant bearing retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121393839.8U CN215861334U (en) | 2021-06-22 | 2021-06-22 | Wear-resistant bearing retainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215861334U true CN215861334U (en) | 2022-02-18 |
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ID=80334960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121393839.8U Active CN215861334U (en) | 2021-06-22 | 2021-06-22 | Wear-resistant bearing retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215861334U (en) |
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2021
- 2021-06-22 CN CN202121393839.8U patent/CN215861334U/en active Active
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