CN219492863U - High-quality cold-drawn bearing steel tube - Google Patents
High-quality cold-drawn bearing steel tube Download PDFInfo
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- CN219492863U CN219492863U CN202320295806.2U CN202320295806U CN219492863U CN 219492863 U CN219492863 U CN 219492863U CN 202320295806 U CN202320295806 U CN 202320295806U CN 219492863 U CN219492863 U CN 219492863U
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Abstract
The utility model discloses a high-quality cold-drawn bearing steel tube, which belongs to the technical field of bearing steel tubes, and the technical scheme is characterized by comprising a bearing steel tube main body, wherein an outer protection layer is arranged on the surface of the bearing steel tube main body, and an inner protection layer is arranged on the inner wall of the bearing steel tube main body; the outer protective layer sequentially comprises an outer antioxidant layer, an outer anticorrosive layer, an outer reinforcing layer and an outer wear-resistant layer from inside to outside; the inner protection layer sequentially comprises an inner oxidation resistant layer, an inner anti-corrosion layer, an inner reinforcing layer and an inner wear-resistant layer from inside to outside, and the problems that an existing cold-drawn bearing steel tube is used as a material for bearing production, so that the bearing steel tube has comprehensive characteristics, but the conventional cold-drawn bearing steel tube is poor in corrosion resistance, wear resistance and high temperature resistance, so that the produced bearing finished product is poor in quality, the service life of the bearing finished product is shortened, the use effect of the bearing finished product is influenced, and the use quality effect is influenced are solved.
Description
Technical Field
The utility model relates to the technical field of bearing steel pipes, in particular to a high-quality cold-drawn bearing steel pipe.
Background
The bearing steel tube is a hot rolled or cold rolled seamless steel tube for manufacturing a common rolling bearing ring, the bearing steel tube is steel for manufacturing balls, rollers and bearing rings, and the bearing is subjected to extremely high pressure and friction force in operation, so that the bearing steel is required to have high and uniform hardness and wear resistance, and high elastic limit, and is one of the most strict steel types in all steel production.
At present, chinese patent publication No. CN207893281U discloses a high-plasticity bearing steel tube, which comprises a steel tube outer ring, fine through grooves are formed in the top, the bottom and the two sides of an inner cavity of the steel tube outer ring, a steel tube inner ring is arranged in the inner cavity of the steel tube outer ring, a fixing seat is fixedly connected to the inner side of the fine through groove, a shock absorber is fixedly connected to the outer side of the fixing seat, the shock absorber is positioned at the inner side of the fine through groove, push rods are slidably connected to the two sides of the inner cavity of the shock absorber, and the high-plasticity bearing steel tube is characterized in that the fine through grooves, the steel tube inner ring, the fixing seat, the shock absorber, the push rods, the damping springs, the bearing ring, the fireproof layer, the waterproof layer, the high-temperature resistant layer, the anti-oxidation layer, the corrosion-resistant layer, the wear-resistant layer, the graphite layer, the carbon fiber layer and the protective paint layer are matched, so that the phenomenon of fine deformation in the bearing steel tube is avoided, the service life of the bearing steel tube is prolonged, the problem of short service life of the existing bearing steel tube is worth popularizing and using.
The conventional cold-drawn bearing steel tube is used as a material for bearing production, so that the bearing steel tube has comprehensive characteristics, but the conventional cold-drawn bearing steel tube has poor corrosion resistance, wear resistance and high temperature resistance, so that the produced bearing finished product has poor quality, the service life of the bearing finished product is reduced, and the use effect of the bearing finished product is affected.
Disclosure of Invention
The utility model provides a high-quality cold-drawn bearing steel tube, which aims to solve the problems that the conventional cold-drawn bearing steel tube is used as a material for bearing production, so that the bearing steel tube has comprehensive characteristics, but the conventional cold-drawn bearing steel tube has poor corrosion resistance, wear resistance and high temperature resistance, so that the quality of a produced bearing finished product is poor, the service life of the produced bearing finished product is shortened, the use effect of the produced bearing finished product is influenced, and the use quality effect is influenced.
The utility model is realized in such a way that the high-quality cold-drawn bearing steel tube comprises a bearing steel tube main body, wherein an outer protection layer is arranged on the surface of the bearing steel tube main body, and an inner protection layer is arranged on the inner wall of the bearing steel tube main body;
the outer protective layer sequentially comprises an outer antioxidant layer, an outer anticorrosive layer, an outer reinforcing layer and an outer wear-resistant layer from inside to outside;
the inner protective layer sequentially comprises an inner oxidation resistant layer, an inner anti-corrosion layer, an inner reinforcing layer and an inner wear-resistant layer from inside to outside.
In order to achieve the effect of protecting the exterior of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferable, wherein the outer anti-oxidation layer is arranged on the surface of the bearing steel pipe main body, the outer anti-oxidation layer is arranged on the surface of the outer anti-oxidation layer, the outer reinforcing layer is arranged on the surface of the outer anti-corrosion layer, and the outer wear-resistant layer is arranged on the surface of the outer reinforcing layer.
In order to achieve the effect of protecting the inside of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferable, wherein the inner anti-oxidation layer is arranged on the inner wall of the bearing steel pipe main body, the inner anti-oxidation layer is arranged on the inner wall of the inner anti-oxidation layer, the inner reinforcing layer is arranged on the inner wall of the inner anti-corrosion layer, and the inner wear-resistant layer is arranged on the inner wall of the inner anti-corrosion layer.
In order to achieve the effect of enhancing the oxidation resistance of the inner part and the outer part of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferable, and the outer oxidation resistant layer and the inner oxidation resistant layer are both high-temperature oxidation resistant paint and are respectively and uniformly coated on the surface and the inner wall of the bearing steel pipe main body.
In order to achieve the effect of strengthening the inner and outer anti-corrosion performance of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferably selected, wherein the outer anti-corrosion layer and the inner anti-corrosion layer are both made of epoxy asphalt paint and are respectively and uniformly coated on the surface of the outer anti-oxidation layer and the inner wall of the inner anti-oxidation layer.
In order to achieve the effect of strengthening the inner and outer strength properties of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferably adopted, and the outer reinforcing layer and the inner reinforcing layer are both ceramic coatings and are respectively and uniformly coated on the surface of the outer anti-corrosion layer and the inner wall of the inner anti-corrosion layer.
In order to achieve the effect of reinforcing the inner and outer wear-resisting properties of the bearing steel pipe main body, the high-quality cold-drawn bearing steel pipe is preferably adopted, and the outer wear-resisting layer and the inner wear-resisting layer are both polyester resin paint and are respectively and uniformly coated on the surface of the outer reinforcing layer and the inner wall of the inner reinforcing layer.
Compared with the prior art, the utility model has the beneficial effects that:
this high-quality cold-drawn bearing steel tube through setting up inner protection layer and outer protective layer, can carry out dual and comprehensive guard action to bearing steel tube main part, thereby the influence of isolated inside and outside external factor to it, avoid causing the condition of damage to bearing steel tube main part to appear, accessible outside antioxidation coating and interior antioxidation coating, can strengthen the oxidation resistance of bearing steel tube main part inside and outside, not only can prolong the life of bearing steel tube main part, can also guarantee the normal usability of bearing steel tube main part, and through the setting up of outer anticorrosive coating and interior anticorrosive coating, can strengthen the inside and outside corrosion resistance of bearing steel tube main part, reduce the corrosiveness of environment, guaranteed the usability of bearing steel tube main part, and through setting up outer enhancement layer and interior enhancement layer, can strengthen the intensity of bearing steel tube main part inside and outside, avoid causing the damage because of external impact, and through setting up outer wearing layer and interior wearing layer, can reach the effect of strengthening the inside and outside wearing and tearing performance of bearing steel tube main part, when reducing work, guarantee life, through the combined use of above-mentioned structure, can make the bearing main part have comprehensive service property, the whole wearing and tearing quality of bearing steel tube main part.
Drawings
FIG. 1 is an overall construction diagram of a high quality cold drawn bearing steel tube of the present utility model;
FIG. 2 is a schematic diagram showing the connection of the bearing steel pipe body, the outer protective layer and the inner protective layer in the utility model;
FIG. 3 is an exploded view of the outer protective layer according to the present utility model;
FIG. 4 is an exploded view of the inner protective layer according to the present utility model.
In the figure, 1, a bearing steel pipe main body; 2. an outer protective layer; 201. an outer antioxidant layer; 202. an outer anti-corrosion layer; 203. an outer reinforcing layer; 204. an outer wear layer; 3. an inner protective layer; 301. an inner oxidation resistant layer; 302. an inner anti-corrosion layer; 303. an inner reinforcing layer; 304. an inner wear layer.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-4, the present utility model provides the following technical solutions: a high-quality cold-drawn bearing steel tube comprises a bearing steel tube main body 1, wherein an outer protection layer 2 is arranged on the surface of the bearing steel tube main body 1, and an inner protection layer 3 is arranged on the inner wall of the bearing steel tube main body 1;
the outer protective layer 2 comprises an outer oxidation resistant layer 201, an outer anti-corrosion layer 202, an outer reinforcing layer 203 and an outer wear-resistant layer 204 from inside to outside in sequence;
the inner protective layer 3 includes an inner oxidation-resistant layer 301, an inner corrosion-resistant layer 302, an inner reinforcing layer 303, and an inner wear-resistant layer 304 in this order from inside to outside.
In this embodiment: through setting up inner protection layer 3 and outer protection layer 2, can carry out dual and comprehensive guard action to bearing steel pipe main part 1, thereby the influence of isolated inside and outside external factor to it, avoid the condition that causes the damage to bearing steel pipe main part 1 to appear, accessible outer antioxidation layer 201 and interior antioxidation layer 301, can strengthen the oxidation resistance of bearing steel pipe main part 1 inside and outside, not only can prolong the life of bearing steel pipe main part 1, still can guarantee the normal usability of bearing steel pipe main part 1, and through the setting of outer anticorrosive coating 202 and interior anticorrosive coating 302, can strengthen the inside and outside corrosion resistance of bearing steel pipe main part 1, reduce the corrosiveness of environment, guaranteed the usability of bearing steel pipe main part 1, and through setting up outer enhancement layer 203 and interior enhancement layer 303, can strengthen the intensity of bearing steel pipe main part 1 inside and outside, avoid causing the damage because of external impact, and through setting up outer wearing layer 204 and interior wearing layer 304, can reach the effect of strengthening the inside and outside performance of bearing steel pipe main part 1, the wearing and tearing of during operation, guarantee life, through the combination use of above-mentioned structure, can improve the overall quality of bearing steel pipe main part 1, can have the overall quality of bearing steel 1.
As a technical optimization scheme of the utility model, an outer anti-oxidation layer 201 is arranged on the surface of a bearing steel pipe main body 1, an outer anti-corrosion layer 202 is arranged on the surface of the outer anti-oxidation layer 201, an outer reinforcing layer 203 is arranged on the surface of the outer anti-corrosion layer 202, and an outer wear-resistant layer 204 is arranged on the surface of the outer reinforcing layer 203.
In this embodiment: the outer protective layer 2 consisting of the outer oxidation resistant layer 201, the outer corrosion resistant layer 202, the outer wear resistant layer 203 and the outer wear resistant layer 204 can protect the outer part of the bearing steel pipe main body 1, thereby isolating external factors and avoiding the occurrence of damage to the bearing steel pipe main body 1.
As a technical optimization scheme of the utility model, an inner antioxidation layer 301 is arranged on the inner wall of the bearing steel pipe body 1, an inner anticorrosion layer 302 is arranged on the inner wall of the inner antioxidation layer 301, an inner reinforcement layer 303 is arranged on the inner wall of the inner anticorrosion layer 302, and an inner wear-resistant layer 304 is arranged on the inner wall of the inner anticorrosion layer 302.
In this embodiment: the inner protection layer 3 consisting of the inner oxidation resistant layer 301, the inner corrosion resistant layer 302, the inner reinforcing layer 303 and the inner wear resistant layer 304 can protect the inside of the bearing steel pipe main body 1, thereby isolating the internal external factors and avoiding the occurrence of the condition of damaging the bearing steel pipe main body 1.
As a technical optimization scheme of the utility model, the outer anti-oxidation layer 201 and the inner anti-oxidation layer 301 are both high-temperature-resistant anti-oxidation coatings and are respectively and uniformly coated on the surface and the inner wall of the bearing steel pipe main body 1.
In this embodiment: the outer anti-oxidation layer 201 and the inner anti-oxidation layer 301 which are formed by the high-temperature anti-oxidation coating are respectively and uniformly coated on the surface and the inner wall of the bearing steel pipe main body 1, so that the anti-oxidation performance of the inner part and the outer part of the bearing steel pipe main body 1 can be enhanced, the service life of the bearing steel pipe main body 1 can be prolonged, and the normal usability of the bearing steel pipe main body 1 can be ensured.
As a technical optimization scheme of the utility model, the outer anti-corrosion layer 202 and the inner anti-corrosion layer 302 are both epoxy asphalt paint and are respectively and uniformly coated on the surface of the outer anti-oxidation layer 201 and the inner wall of the inner anti-oxidation layer 301.
In this embodiment: the outer anti-corrosion layer 202 and the inner anti-corrosion layer 302 which are formed by epoxy asphalt paint are respectively and uniformly coated on the surface of the outer anti-oxidation layer 201 and the inner wall of the inner anti-oxidation layer 301, so that the inner and outer anti-corrosion capability of the bearing steel pipe main body 1 can be enhanced, the corrosion capability of the environment is reduced, and the usability of the bearing steel pipe main body 1 is ensured.
As a technical optimization scheme of the present utility model, the outer reinforcement layer 203 and the inner reinforcement layer 303 are uniformly coated on the surface of the outer anti-corrosion layer 202 and the inner wall of the inner anti-corrosion layer 302, respectively.
In this embodiment: by the outer reinforcing layer 203 and the inner reinforcing layer 303 which are composed of ceramic coating layers and uniformly coated on the surface of the outer anti-corrosion layer 202 and the inner wall of the inner anti-corrosion layer 302, respectively, the strength of the inner and outer parts of the bearing steel pipe body 1 can be enhanced, and damage caused by external impact can be avoided.
As a technical optimization scheme of the present utility model, the outer wear-resistant layer 204 and the inner wear-resistant layer 304 are uniformly coated on the surface of the outer reinforcing layer 203 and the inner wall of the inner reinforcing layer 303, respectively.
In this embodiment: the outer wear-resistant layer 204 and the inner wear-resistant layer 304 which are formed by the polyester resin coating are respectively and evenly coated on the surface of the outer reinforcement layer 203 and the inner wall of the inner reinforcement layer 303, so that the effect of reinforcing the inner and outer wear-resistant performances of the bearing steel pipe main body 1 can be achieved, the wear during working is reduced, and the service life is ensured.
Working principle: through setting up inner protection layer 3 and outer protection layer 2, can carry out dual and comprehensive guard action to bearing steel pipe main part 1, thereby the influence of isolated inside and outside external factor to it, avoid the condition that causes the damage to bearing steel pipe main part 1 to appear, accessible outer antioxidation layer 201 and interior antioxidation layer 301, can strengthen the oxidation resistance of bearing steel pipe main part 1 inside and outside, not only can prolong the life of bearing steel pipe main part 1, still can guarantee the normal usability of bearing steel pipe main part 1, and through the setting of outer anticorrosive coating 202 and interior anticorrosive coating 302, can strengthen the inside and outside corrosion resistance of bearing steel pipe main part 1, reduce the corrosiveness of environment, guaranteed the usability of bearing steel pipe main part 1, and through setting up outer enhancement layer 203 and interior enhancement layer 303, can strengthen the intensity of bearing steel pipe main part 1 inside and outside, avoid causing the damage because of external impact, and through setting up outer wearing layer 204 and interior wearing layer 304, can reach the effect of strengthening the inside and outside performance of bearing steel pipe main part 1, the wearing and tearing of during operation, guarantee life, through the combination use of above-mentioned structure, can improve the overall quality of bearing steel pipe main part 1, can have the overall quality of bearing steel 1.
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, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a high-quality cold-drawn bearing steel tube, includes bearing steel tube main part (1), its characterized in that: an outer protection layer (2) is arranged on the surface of the bearing steel pipe main body (1), and an inner protection layer (3) is arranged on the inner wall of the bearing steel pipe main body (1);
the outer protective layer (2) sequentially comprises an outer oxidation resistant layer (201), an outer anti-corrosion layer (202), an outer reinforcing layer (203) and an outer wear-resistant layer (204) from inside to outside;
the inner protective layer (3) comprises an inner oxidation resistant layer (301), an inner anti-corrosion layer (302), an inner reinforcing layer (303) and an inner wear-resistant layer (304) from inside to outside.
2. A high quality cold drawn bearing steel tube according to claim 1, wherein: the outer anti-oxidation layer (201) is arranged on the surface of the bearing steel pipe main body (1), the outer anti-corrosion layer (202) is arranged on the surface of the outer anti-oxidation layer (201), the outer reinforcing layer (203) is arranged on the surface of the outer anti-corrosion layer (202), and the outer wear-resistant layer (204) is arranged on the surface of the outer reinforcing layer (203).
3. A high quality cold drawn bearing steel tube according to claim 1, wherein: the inner anti-oxidation layer (301) is arranged on the inner wall of the bearing steel pipe main body (1), the inner anti-oxidation layer (301) is arranged on the inner wall of the inner anti-oxidation layer (302), the inner reinforcing layer (303) is arranged on the inner wall of the inner anti-oxidation layer (302), and the inner wear-resistant layer (304) is arranged on the inner wall of the inner anti-oxidation layer (302).
4. A high quality cold drawn bearing steel tube according to claim 1, wherein: the outer antioxidant layer (201) and the inner antioxidant layer (301) are both high-temperature-resistant antioxidant paint and are respectively and uniformly coated on the surface and the inner wall of the bearing steel pipe main body (1).
5. A high quality cold drawn bearing steel tube according to claim 1, wherein: the outer anticorrosive layer (202) and the inner anticorrosive layer (302) are both made of epoxy asphalt paint and are respectively and uniformly coated on the surface of the outer antioxidant layer (201) and the inner wall of the inner antioxidant layer (301).
6. A high quality cold drawn bearing steel tube according to claim 1, wherein: the outer reinforcement layer (203) and the inner reinforcement layer (303) are ceramic coatings and are respectively and uniformly coated on the surface of the outer anti-corrosion layer (202) and the inner wall of the inner anti-corrosion layer (302).
7. A high quality cold drawn bearing steel tube according to claim 1, wherein: the outer wear-resistant layer (204) and the inner wear-resistant layer (304) are both polyester resin paint and are respectively and uniformly coated on the surface of the outer reinforcing layer (203) and the inner wall of the inner reinforcing layer (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320295806.2U CN219492863U (en) | 2023-02-23 | 2023-02-23 | High-quality cold-drawn bearing steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320295806.2U CN219492863U (en) | 2023-02-23 | 2023-02-23 | High-quality cold-drawn bearing steel tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219492863U true CN219492863U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320295806.2U Active CN219492863U (en) | 2023-02-23 | 2023-02-23 | High-quality cold-drawn bearing steel tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219492863U (en) |
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2023
- 2023-02-23 CN CN202320295806.2U patent/CN219492863U/en active Active
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