CN212327569U - High accuracy bearing grease filter - Google Patents
High accuracy bearing grease filter Download PDFInfo
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- CN212327569U CN212327569U CN202020770843.0U CN202020770843U CN212327569U CN 212327569 U CN212327569 U CN 212327569U CN 202020770843 U CN202020770843 U CN 202020770843U CN 212327569 U CN212327569 U CN 212327569U
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Abstract
A high-precision bearing grease filter belongs to the technical field of bearing manufacturing. The filter is characterized by comprising a cylinder body, a front gland, a rear gland, a bolt and a filter assembly, wherein the cylinder body is a cylinder body with two open ends; a cylinder body bolt hole is formed in the cylinder body; the two ends of the cylinder body are respectively provided with a front gland and a rear gland; a front gland bolt hole with an opening at the rear end is formed in the front gland; a rear gland bolt hole which penetrates through the rear gland is formed in the rear gland; the bolt sequentially penetrates through the rear gland bolt hole and the cylinder body bolt hole and penetrates through the front gland bolt hole; an oil inlet is formed in the front gland; an oil outlet is formed in the rear gland; more than two groups of filtering components are arranged in the cylinder body. By adding three layers of filter screens, the quality of the filtered lubricating grease is more stable, and the times of cleaning or replacing the filter screens are reduced. Thereby improving the stability and the precision grade of the bearing quality. And the structure is simple, and the filter screen is replaced and the maintenance is convenient.
Description
Technical Field
The utility model belongs to the technical field of the bearing is made, concretely relates to high accuracy bearing lubricating grease filter.
Background
In the production of the sealed deep groove ball bearing, in order to improve the quality and the precision grade of the bearing, the cleanness of bearing parts must be ensured, and the cleanliness of bearing lubricating grease is directly related to the quality level and the precision grade of the whole bearing.
The bearing grease injection equipment used in the common production process is often single-layer filtration. The filter screen is easy to be damaged in early stage due to the concentrated foreign matters on the filter screen, so that the filtering effect of the lubricating grease is poor. Causing poor sound of the bearing. The bearing with the gland filled with grease is unqualified. In order to improve the qualification rate of products, the inventor filters the grease purchased from manufacturers through a three-layer filter with high precision and then uses the grease, so as to further improve the cleanliness of the grease.
Disclosure of Invention
The utility model aims to solve the technical problem that a high accuracy bearing lubricating grease filter is provided, through the filtration of multilayer high accuracy, clean lubricating grease.
In order to solve the technical problem, the technical scheme of the utility model is that: a high-precision bearing grease filter is characterized by comprising a cylinder body, a front gland, a rear gland, a bolt and a filtering assembly, wherein the cylinder body is a cylinder body with two open ends; a cylinder body bolt hole is formed in the cylinder body; the two ends of the cylinder body are respectively provided with a front gland and a rear gland; a front gland bolt hole with an opening at the rear end is formed in the front gland; a rear gland bolt hole which penetrates through the rear gland is formed in the rear gland; the bolt sequentially penetrates through the rear gland bolt hole and the cylinder body bolt hole and penetrates through the front gland bolt hole; an oil inlet is formed in the front gland; an oil outlet is formed in the rear gland; more than two groups of filtering components are arranged in the cylinder body.
Preferably, the filtering component comprises a filtering net, a mesh disc and a double-conical-surface separation disc, and the single group of filtering components are sequentially arranged into the filtering net, the mesh disc and the double-conical-surface separation disc from the oil inlet to the oil outlet; a separation disc through hole is formed in the double-conical surface separation disc; the mesh plate is provided with mesh plate through holes which are radially and uniformly arranged from the center point, and the outer edge of the mesh plate is provided with screw holes; an inner bolt is arranged in the screw hole, and the mesh disc is fixed on the double-conical-surface isolation disc through the inner bolt.
Preferably, the outer peripheral wall of the double-conical surface separation disc is provided with a sealing groove, and an O-shaped sealing ring for the separation disc is arranged in the sealing groove.
Preferably, an O-shaped sealing ring for the front gland is arranged between the front gland and the cylinder body; an O-shaped sealing ring for the rear gland is arranged between the rear gland and the cylinder body.
Preferably, both sides of the double-conical-surface separation disc are concave conical surfaces, and the conical surfaces on both sides are coaxial with the through hole of the separation disc.
Preferably, 8 cylinder through holes with the diameter of 11.5 millimeters are uniformly formed in the cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
1. lubricating grease filter adopted the filtration in grades, the filterable mode setting of refining step by step. The filtering effect on the lubricating grease is increased by arranging three groups of filtering assemblies. Rely on the filter screen to filter among every group's the filter assembly, rely on the mesh dish as the supporter of filter screen, have the biconical face separation disc at last and realize filtering required each level lubricating grease step by step and hold the cavity. By adding three layers of filter screens, the quality of the filtered lubricating grease is more stable, and the times of cleaning or replacing the filter screens are reduced. Thereby improving the stability and the precision grade of the bearing quality. And the structure is simple, and the filter screen is replaced and the maintenance is convenient.
2. The device has the advantages that the isolation disc adopts the double-conical-surface cavity hole, so that the cavity space for the filter screen to enter and exit is increased, and pressure grease can uniformly pass through the filter screen.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the structure of the mesh plate;
FIG. 3 is a schematic view of the structure of the cylinder;
FIG. 4 is a schematic structural diagram of a double-conical-surface separation disc;
FIG. 5 is a schematic structural view of the front gland;
FIG. 6 is a schematic structural view of the rear gland;
in the figure: 1. An oil inlet; 2. a front gland; 3. a front gland bolt hole; 4. the front gland is an O-shaped sealing ring; 5. a cylinder bolt hole; 6. a bolt; 7. a rear gland bolt hole; 8. the rear gland is provided with an O-shaped sealing ring; 9. a rear gland; 10. an oil outlet; 11. a filter screen; 12. a mesh disc; 13. a double-conical surface separation disc; 14. the isolation disc is an O-shaped sealing ring; 15. mesh plate through holes; 16. a screw hole; 17. a sealing groove; 18. a spacer disk through hole; 19 cylinder body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A high-precision bearing lubricating grease filter comprises a cylinder body, a front gland, a rear gland, a bolt and a filtering assembly, wherein the cylinder body is a cylinder body with two open ends; a cylinder body bolt hole is formed in the cylinder body; the two ends of the cylinder body are respectively provided with a front gland and a rear gland; a front gland bolt hole with an opening at the rear end is formed in the front gland; a rear gland bolt hole which penetrates through the rear gland is formed in the rear gland; the bolt sequentially penetrates through the rear gland bolt hole and the cylinder body bolt hole and penetrates through the front gland bolt hole; an oil inlet is formed in the front gland; an oil outlet is formed in the rear gland; more than two groups of filtering components are arranged in the cylinder body. The filter component comprises a filter screen, a mesh disc and a double-conical-surface isolation disc, and the single group of filter components are sequentially arranged into the filter screen, the mesh disc and the double-conical-surface isolation disc from the oil inlet to the oil outlet; a separation disc through hole is formed in the double-conical surface separation disc; the mesh plate is provided with mesh plate through holes which are radially and uniformly arranged from the center point, and the outer edge of the mesh plate is provided with screw holes; an inner bolt is arranged in the screw hole, and the mesh disc is fixed on the double-conical-surface isolation disc through the inner bolt. Wherein, the peripheral wall of the double-conical surface separation disc is provided with a sealing groove, and an O-shaped sealing ring for the separation disc is arranged in the sealing groove. An O-shaped sealing ring for the front gland is arranged between the front gland and the cylinder body; an O-shaped sealing ring for the rear gland is arranged between the rear gland and the cylinder body.
As shown in figure 1, two ends of the cylinder body form a cavity for filtering lubricating grease through a front gland and a rear gland, and the lubricating grease enters from an oil inlet and is filtered step by step through a filter assembly to realize purification. During the filtration, rely on filter screen lubricating grease to filter among the at first filtering component, the filter screen relies on the mesh dish as its whole in-process supporter simultaneously, has the biconical face separation dish to realize that required lubricating grease holds the cavity in the filtering process step by step at last again. And after three-stage filtration, the lubricating grease is discharged from an oil outlet. Fig. 2 is a mesh plate, which is uniformly provided with through holes. The mesh plate plays a role of supporting the filter screen. The mesh plate is provided with screw holes, so that the mesh plate can be conveniently mounted and dismounted through bolts. Fig. 3 is a filter cylinder. 8 through holes with the diameter of 11.5 millimeters are uniformly distributed on the circumference of the cylinder body and are connected with the front gland and the rear gland of the filter through screws. The filter screen, the filter disc and the double-conical surface separation disc are assembled inside the filter disc. And end cover sealing grooves are formed in the contact surfaces of the cylinder body and the front gland and the rear gland, and O-shaped sealing rings for the front gland and O-shaped sealing rings for the rear gland are respectively arranged in the end cover sealing grooves. Fig. 4 is a double conical surface separation disc. The filter is a core component of the filter, plays a role in supporting the positioning of a mesh disc, and separates a 1 st filtering cavity, a 2 nd filtering cavity and a 3 rd filtering cavity respectively through a cavity formed by double conical surfaces and the assembly of three groups of filtering kits. Thus, the lubricating grease supports the filter screens with different meshes through the mesh discs and is sequentially positioned and installed by the double-conical-surface separation discs. Fig. 5 is a filter front gland. The oil inlet is a conical screw hole, so that the effect of increasing the oil inlet is achieved. Fig. 6 is a filter rear gland. The oil outlet is a conical hole. This serves to increase the oil outlet.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. A high-precision bearing grease filter is characterized by comprising a cylinder body, a front gland, a rear gland, a bolt and a filtering assembly, wherein the cylinder body is a cylinder body with two open ends; a cylinder body bolt hole is formed in the cylinder body; the two ends of the cylinder body are respectively provided with a front gland and a rear gland; a front gland bolt hole with an opening at the rear end is formed in the front gland; a rear gland bolt hole which penetrates through the rear gland is formed in the rear gland; the bolt sequentially penetrates through the rear gland bolt hole and the cylinder body bolt hole and penetrates through the front gland bolt hole; an oil inlet is formed in the front gland; an oil outlet is formed in the rear gland; more than two groups of filtering components are arranged in the cylinder body.
2. A high precision bearing grease filter according to claim 1 wherein: the filter component comprises a filter screen, a mesh disc and a double-conical-surface isolation disc, and the single group of filter components are sequentially arranged into the filter screen, the mesh disc and the double-conical-surface isolation disc from the oil inlet to the oil outlet; a separation disc through hole is formed in the double-conical surface separation disc; the mesh plate is provided with mesh plate through holes which are radially and uniformly arranged from the center point, and the outer edge of the mesh plate is provided with screw holes; an inner bolt is arranged in the screw hole, and the mesh disc is fixed on the double-conical-surface isolation disc through the inner bolt.
3. A high precision bearing grease filter according to claim 2 wherein: the outer peripheral wall of the double-conical surface separation disc is provided with a sealing groove, and an O-shaped sealing ring for the separation disc is arranged in the sealing groove.
4. A high precision bearing grease filter according to claim 3 wherein: an O-shaped sealing ring for the front gland is arranged between the front gland and the cylinder body; an O-shaped sealing ring for the rear gland is arranged between the rear gland and the cylinder body.
5. A high precision bearing grease filter according to claim 4 wherein: the two sides of the double-conical-surface separation disc are both concave conical surfaces, and the conical surfaces on the two sides and the through hole of the separation disc are coaxially arranged.
6. A high precision bearing grease filter according to claim 5 wherein: the cylinder body is evenly provided with 8 cylinder body through holes with the diameter of 11.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770843.0U CN212327569U (en) | 2020-05-12 | 2020-05-12 | High accuracy bearing grease filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770843.0U CN212327569U (en) | 2020-05-12 | 2020-05-12 | High accuracy bearing grease filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212327569U true CN212327569U (en) | 2021-01-12 |
Family
ID=74079910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020770843.0U Active CN212327569U (en) | 2020-05-12 | 2020-05-12 | High accuracy bearing grease filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212327569U (en) |
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2020
- 2020-05-12 CN CN202020770843.0U patent/CN212327569U/en active Active
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