阅读说明：本技术 一种抗氧化防锈降噪的深沟球轴承 (Deep groove ball bearing capable of resisting oxidation, preventing rust and reducing noise ) 是由 胡永朋 于 2019-09-28 设计创作，主要内容包括：本发明提供了一种抗氧化防锈降噪的深沟球轴承,包括外轴承环和内轴承环,所述外轴承环和内轴承环的本体一侧分别设有第一环形安装槽和第二环形安装槽,所述第一环形安装槽和第二环形安装槽内分别填充有海绵体,所述第一环形安装槽和第二环形安装槽上分别安装有第一覆盖板和第二覆盖板,且环所述第一环形安装槽和第二环形安装槽的外壁一周,分别均匀设有多个第一渗油孔和第二渗油孔。本发明中,通过海绵体的作用,不仅能够有效实现吸音,降低深沟球轴承造成的杂音,同时,也能够通过海绵体实现硫溶液的积存,可实现内外轴承壁的润滑作用。(The invention provides an antioxidant, antirust and noise-reducing deep groove ball bearing which comprises an outer bearing ring and an inner bearing ring, wherein a first annular mounting groove and a second annular mounting groove are respectively formed in one side of the body of the outer bearing ring and one side of the body of the inner bearing ring, sponge bodies are respectively filled in the first annular mounting groove and the second annular mounting groove, a first covering plate and a second covering plate are respectively mounted on the first annular mounting groove and the second annular mounting groove, and a plurality of first oil penetration holes and a plurality of second oil penetration holes are respectively and uniformly formed in the first annular mounting groove and the second annular mounting groove in a surrounding mode. According to the invention, sound absorption can be effectively realized and noise caused by the deep groove ball bearing can be reduced through the action of the sponge body, and meanwhile, the sulfur solution can be accumulated through the sponge body, so that the lubricating action of the inner bearing wall and the outer bearing wall can be realized.)

1. The utility model provides a deep groove ball bearing of making an uproar falls in anti-oxidant rust-resistant, includes outer bearing ring (1) and inner bearing ring (2), its characterized in that, the body one side of outer bearing ring (1) and inner bearing ring (2) is equipped with first annular mounting groove (1 b) and second annular mounting groove (2 b) respectively, it has the cavernosum to fill respectively in first annular mounting groove (1 b) and the second annular mounting groove (2 b), install first overlay (11) and second overlay (21) respectively on first annular mounting groove (1 b) and second annular mounting groove (2 b), and encircle the outer wall a week of first annular mounting groove (1 b) and second annular mounting groove (2 b), evenly be equipped with a plurality of first oil seepage holes (1 a) and second oil seepage hole (2 a) respectively.

2. The deep groove ball bearing with oxidation resistance, rust resistance and noise reduction according to claim 1, characterized in that the first and second cover plates (11, 21) are fixed to the outer bearing ring (1) and the inner bearing ring (2) by screws, respectively, to close the first and second annular mounting grooves (1 b, 2 b).

3. The deep groove ball bearing with oxidation resistance, rust resistance and noise reduction according to claim 1, characterized in that the first annular mounting groove (1 b) and the second annular mounting groove (2 b) do not penetrate through one side outer wall of the outer bearing ring (1) and the inner bearing ring (2).

4. An oxidation-resistant, rust-resistant and noise-reducing deep groove ball bearing according to claim 1, characterized in that the first and second annular mounting grooves (1 b, 2 b) have a groove width smaller than 1/4 of the wall thickness of the outer and inner bearing rings (1, 2), respectively, and the first and second annular mounting grooves (1 b, 2 b) are located biased to one side close to the inner walls of the outer and inner bearing rings (1, 2).

5. The deep groove ball bearing capable of resisting oxidation, preventing rust and reducing noise is characterized in that the manufacturing process of the deep groove ball comprises the following steps:

s01: forging a blank: firstly, adding bearing steel bars in a fixed shape into a smelting furnace, simultaneously adding molybdenum-containing alloy steel bars and titanium-containing alloy steel bars, calcining the bearing steel bars in a molten state through the smelting furnace, then injecting the bearing steel bars in the molten state into a mold to prepare blanks of an outer bearing ring (1) and an inner bearing ring (2), tempering at high temperature, checking whether the quality of the blanks has flaws such as cracks, and selecting qualified blanks to be reserved for use;

s02: opening an oil hole: placing the outer bearing ring (1) and the inner bearing ring (2) on a radial drilling machine, and respectively forming a plurality of first oil penetration holes (1 a) and second oil penetration holes (2 a) on the curved outer walls of the outer bearing ring (1) and the inner bearing ring (2) by using the radial drilling machine;

s03: and (3) arranging a mounting groove: respectively fixing the outer bearing ring (1) and the inner bearing ring (2) on a fixed seat of a milling machine, and respectively forming a first annular mounting groove (1 b) and a second annular mounting groove (2 b) which are not penetrated on the outer wall of one side of the outer bearing ring (1) and the inner bearing ring (2) through the milling machine;

s04: and (3) blank surface finish machining: rough turning and finish turning are carried out on blank materials of the outer bearing ring (1) and the inner bearing ring (2) by a lathe, the blank materials are machined into required specifications according to a drawing, finish milling is carried out on each first oil penetration hole (1 a) and each second oil penetration hole (2 a) on the outer bearing ring (1) and the inner bearing ring (2), then machining of a blank-semi-finished product is completed, the semi-finished products of the outer bearing ring (1) and the inner bearing ring (2) are placed in a frosting machining device, and high-pressure gas is used for driving diamond sand to be sprayed to the surface of the semi-finished product to enable the surface of the semi-finished product to be frosted and then reserved for later use;

s05: processing of surface spraying solution: mixing platinum powder, metal chromium powder and metal nickel powder, adding the mixture into the alloy steel solution, and uniformly mixing and stirring;

s06: processing of surface coating: clamping the outer surface of the outer bearing ring (1) and the inner surface of the inner bearing ring (2), introducing the platinum nickel chromium mixed solution into a spraying machine, spraying a nickel chromium coating to the inner surface of the outer bearing ring (1) and the outer surface of the inner bearing ring (2) to generate a platinum nickel chromium layer in a supersonic flame spraying mode, cooling after uniform spraying, cooling to room temperature, then reversely clamping, spraying between the outer surface of the outer bearing ring (1) and the inner surface of the inner bearing ring (2) to generate a platinum nickel chromium layer, then cooling to room temperature again, checking the spraying quality of the coating, and if cracks appear, locally trimming the platinum nickel chromium coating solution by using the platinum nickel chromium coating solution, and then regulating and controlling the whole thickness;

s07: installing a sponge body: according to the diameters and the thicknesses of the first annular mounting groove (1 b) and the second annular mounting groove (2 b), cylindrical sponge with corresponding volumes is cut by a cutting device, the cut sponge is pressed into the first annular mounting groove (1 b) and the second annular mounting groove (2 b) one by one, and then the outer bearing ring (1) sleeve and the inner bearing ring (2) are added into a sulfur solution to be soaked for 2-3H;

s08: installing a bearing: before the inner bearing ring and the outer bearing ring are installed, a first cover plate (11) and a second cover plate (21) are respectively fixed on the outer bearing ring (1) and the inner bearing ring (2) through screws, the outer bearing ring (1) is sleeved outside the inner bearing ring (2), one side of the inner bearing ring (2) is attached to one side of the inner surface of the outer bearing ring (1), then selected steel balls (31) are stuffed between the outer bearing ring (1) and the inner bearing ring (2) from the other side with larger gaps, and the steel balls (31) fluctuate to one side until all the steel balls (31) are stuffed, so that the steel balls are uniformly distributed, and the outer bearing ring (1) and the inner bearing ring (2) are kept concentric;

s09: installing a steel ball rubber seat: the steel ball rubber seat (3) is aligned to the steel balls (31) at the side provided with the steel ball mounting seat, so that after the position of each steel ball (31) is aligned to the steel ball mounting seat one by one, the steel ball mounting seat (3) is pressed into the outer bearing ring (1) and sleeved between the inner bearing rings (2).

Technical Field

The invention mainly relates to the technical field of deep groove ball bearings, in particular to an antioxidant, antirust and noise-reducing deep groove ball bearing.

Background

The deep groove ball bearing is the most common type of rolling bearings, the basic type of deep groove ball bearing comprises an outer ring, an inner ring, a group of steel balls and a group of retainers, the deep groove ball bearing is of a single-row type and a double-row type, the deep groove ball structure is divided into a sealing structure and an open type structure, the open type means that the bearing is not provided with a sealing structure, the sealing type deep groove ball is divided into a dustproof sealing structure and an oil-proof sealing structure, a dustproof sealing cover is made of a steel plate through stamping, only the purpose of simply preventing dust from entering a bearing raceway is achieved, the oil-proof type structure is a contact type oil seal, and lubricating grease in.

In the existing deep groove ball bearing structure, because the steel balls are designed between the inner bearing ring and the outer bearing ring, in the rotating process of the inner bearing ring, abnormal sound caused by friction can be avoided, further, because the steel balls rotate at high speed, scratches can be caused on the inner walls of the inner bearing ring and the outer bearing ring, the inner walls of the inner bearing ring and the outer bearing ring can be further caused to rust and corrode, and further, the electrical equipment additionally provided with the deep groove ball bearing can be damaged.

Disclosure of Invention

The invention mainly provides an antioxidant, antirust and noise-reducing deep groove ball bearing which is used for solving the technical problems in the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a deep groove ball bearing of making an uproar falls in anti-oxidant rust-resistant, includes outer bearing ring and inner bearing ring, body one side of outer bearing ring and inner bearing ring is equipped with first annular mounting groove and second annular mounting groove respectively, it has the cavernosum to fill respectively in first annular mounting groove and the second annular mounting groove, install first overlay and second overlay on first annular mounting groove and the second annular mounting groove respectively, and encircle the outer wall a week of first annular mounting groove and second annular mounting groove evenly is equipped with a plurality of first oil impregnate holes and second oil impregnate hole respectively.

Further, the first cover plate and the second cover plate are fixed on the outer bearing ring and the inner bearing ring through screws respectively and used for closing the first annular mounting groove and the second annular mounting groove.

Further, the first annular mounting groove and the second annular mounting groove do not penetrate through one side outer wall of the outer bearing ring and the inner bearing ring.

Further, the first and second annular mounting grooves have groove widths less than 1/4 of the outer and inner bearing ring wall thicknesses, respectively, and are located offset to a side adjacent the outer and inner bearing ring inner wall.

The deep groove ball bearing capable of resisting oxidation, preventing rust and reducing noise comprises the following manufacturing process:

s01: forging a blank: firstly, adding a bearing steel bar in a fixed shape into a smelting furnace, simultaneously adding a molybdenum-containing alloy steel bar and a titanium-containing alloy steel bar, calcining the bearing steel bar in a molten state by the smelting furnace, then injecting the bearing steel bar in the molten state into a mold to prepare blanks of an outer bearing ring and an inner bearing ring, tempering at high temperature, checking whether the quality of the blanks has flaws such as cracks, and selecting qualified blanks to be reserved for use;

s02: opening an oil hole: placing the outer bearing ring and the inner bearing ring on a radial drilling machine, and respectively forming a plurality of first oil seepage holes and second oil seepage holes on the curved outer walls of the outer bearing ring and the inner bearing ring by using the radial drilling machine;

s03: and (3) arranging a mounting groove: respectively fixing the outer bearing ring and the inner bearing ring on a fixed seat of a milling machine, and respectively forming a first annular mounting groove and a second annular mounting groove which are not penetrated through on the outer wall of one side of each of the outer bearing ring and the inner bearing ring through the milling machine;

s04: and (3) blank surface finish machining: rough turning and finish turning the blank materials of the outer bearing ring and the inner bearing ring by a lathe, processing the blank materials into required specifications according to a drawing, and finish milling each first oil penetration hole and each second oil penetration hole on the outer bearing ring and the inner bearing ring to finish the processing of a blank-semi-finished product, then putting the semi-finished products of the outer bearing ring and the inner bearing ring in a grinding processing device, driving diamond sand to be sprayed to the surface of the semi-finished product by high-pressure gas to enable the surface of the semi-finished product to generate grinding, and then keeping for later use;

s05: processing of surface spraying solution: mixing platinum powder, metal chromium powder and metal nickel powder, adding the mixture into the alloy steel solution, and uniformly mixing and stirring;

s06: processing of surface coating: clamping the outer surface of the outer bearing ring and the inner surface of the inner bearing ring, introducing the platinum nickel chromium mixed solution into a spraying machine, spraying a nickel chromium coating to the inner surface of the outer bearing ring and the outer surface of the inner bearing ring to generate a platinum nickel chromium layer in a supersonic flame spraying mode, cooling after uniform spraying, cooling to room temperature, then reversely clamping, spraying between the outer surface of the outer bearing ring and the inner surface of the inner bearing ring to generate the platinum nickel chromium layer, then cooling to room temperature again, checking the spraying quality of the coating, and if cracks appear, locally finishing the coating by using the platinum nickel chromium coating solution, and regulating and controlling the thickness of the whole body;

s07: installing a sponge body: according to the diameters and the thicknesses of the first annular mounting groove and the second annular mounting groove, cylindrical sponge with corresponding volumes is cut by using a cutting device, the cut sponge bodies are pressed into the first annular mounting groove and the second annular mounting groove one by one, and then the outer bearing ring sleeve and the inner bearing ring are added into a sulfur solution to be soaked for 2-3H;

s08: installing a bearing: before the inner bearing ring and the outer bearing ring are installed, a first cover plate and a second cover plate are respectively fixed on the outer bearing ring and the inner bearing ring by screws, the outer bearing ring is sleeved outside the inner bearing ring, one side of the inner bearing ring is attached to one side of the inner surface of the outer bearing ring, then selected steel balls are inserted between the outer bearing ring and the inner bearing ring from the other side with larger gaps, and the steel balls fluctuate to one side until all the steel balls are inserted, so that the distribution is uniform, and the outer bearing ring and the inner bearing ring are kept concentric;

s09: installing a steel ball rubber seat: and aligning the steel balls at one side of the steel ball rubber seat, which is provided with the steel ball mounting seat, to ensure that the position of each steel ball is aligned with the steel ball mounting seat one by one, and then pressing the steel ball mounting seat into the outer bearing ring to be sleeved between the inner bearing rings.

Compared with the prior art, the invention has the beneficial effects that:

in the invention, the sponge body can be filled through the action of the first annular mounting groove and the second annular mounting groove, under the condition that the inner ring of the deep groove ball bearing rotates for a long time, the sound absorption effect can be realized through the sponge body, the sound caused by the friction of the steel balls on the inner walls of the inner bearing ring and the outer bearing ring for a long time can be effectively reduced, and the noise pollution can be effectively reduced; further, through in the intra-annular, be equipped with first oil impregnate hole and second oil impregnate hole on outer bearing ring outer wall a week, because deep groove ball bearing soaks through the sulfur solution, it has excessive sulfur solution to adsorb in the cavernosum, at deep groove ball bearing high-speed pivoted in-process, the cavernosum can gradual outer infiltration sulfur solution, the sulfur solution that oozes out will be gradually on flowing into the inner wall of outer bearing ring and inner bearing ring through the oil impregnate hole, it is internal, the inner wall of outer bearing ring carries out the lubrication action, can effectively avoid deep groove ball bearing under long-time rotation condition, will be interior, outer bearing ring outer wall scratch, cause rusty phenomenon, thereby deep groove ball bearing's life has been increased.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic view of the overall structure of a deep groove ball bearing according to the present invention;

FIG. 2 is a schematic view of the outer bearing ring of the present invention coupled to a first cover plate;

FIG. 3 is a schematic view of the inner bearing ring of the present invention coupled to a second cover plate;

FIG. 4 is a schematic view of an outer bearing ring structure of the present invention;

fig. 5 is a schematic view of the inner bearing ring structure of the present invention.

In the figure: 1-an outer bearing ring; 11-a first cover plate; 1 a-a first oil-penetrating hole; 1 b-a first annular mounting groove; 2-an inner bearing ring; 21-a second cover plate; 2 a-a second oil penetration hole; 2 b-a second annular mounting groove; 3-a steel ball mounting seat; 31-steel ball.

Detailed Description

In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and 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, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

S01: forging a blank: firstly, adding bearing steel bars in a fixed shape into a smelting furnace, simultaneously adding molybdenum-containing alloy steel bars and titanium-containing alloy steel bars, calcining the bearing steel bars in a molten state through the smelting furnace, then injecting the bearing steel bars in the molten state into a mold to prepare blanks of an outer bearing ring 1 and an inner bearing ring 2, tempering at high temperature, checking whether the quality of the blanks has flaws such as cracks, and selecting qualified blanks to be reserved for use;

s02: opening an oil hole: placing the outer bearing ring 1 and the inner bearing ring 2 on a radial drilling machine, and respectively forming a plurality of first oil penetration holes 1a and second oil penetration holes 2a on the curved outer walls of the outer bearing ring 1 and the inner bearing ring 2 by using the radial drilling machine;

s03: and (3) arranging a mounting groove: respectively fixing the outer bearing ring 1 and the inner bearing ring 2 on a fixed seat of a milling machine, and respectively forming a first annular mounting groove 1b and a second annular mounting groove 2b which are not penetrated on the outer walls of one sides of the outer bearing ring 1 and the inner bearing ring 2 through the milling machine;

s04: and (3) blank surface finish machining: rough turning and finish turning are carried out on blank materials of the outer bearing ring 1 and the inner bearing ring 2 by a lathe, the blank materials are processed into required specifications according to a drawing, finish milling is carried out on each first oil penetration hole 1a and each second oil penetration hole 2a on the outer bearing ring 1 and the inner bearing ring 2, then the blank-semi-finished product is processed, the semi-finished products of the outer bearing ring 1 and the inner bearing ring 2 are placed in a grinding processing device, high-pressure gas is used for driving diamond sand to be sprayed to the surface of the semi-finished product, grinding is carried out on the surface of the semi-finished product, and then the semi-finished product is kept for later use;

s05: processing of surface spraying solution: mixing platinum powder, metal chromium powder and metal nickel powder, adding the mixture into the alloy steel solution, and uniformly mixing and stirring;

s06: processing of surface coating: clamping the outer surface of the outer bearing ring 1 and the inner surface of the inner bearing ring 2, introducing the platinum nickel chromium mixed solution into a spraying machine, spraying a nickel chromium coating to the inner surface of the outer bearing ring 1 and the outer surface of the inner bearing ring 2 to generate a platinum nickel chromium layer in a supersonic flame spraying mode, cooling after uniform spraying, reversely clamping after cooling to room temperature, spraying between the outer surface of the outer bearing ring 1 and the inner surface of the inner bearing ring 2 to generate the platinum nickel chromium layer, cooling to room temperature again, checking the spraying quality of the coating, and if cracks appear, locally trimming the platinum nickel chromium coating solution by using the platinum nickel chromium coating solution, and regulating and controlling the whole thickness;

s07: installing a sponge body: according to the diameter and the thickness of the first annular mounting groove 1b and the second annular mounting groove 2b, cylindrical sponge with corresponding volumes is cut by a cutting device, the cut sponge bodies are pressed into the first annular mounting groove 1b and the second annular mounting groove 2b one by one, and then the outer bearing ring 1 and the inner bearing ring 2 are added into a sulfur solution to be soaked for 2-3H;

s08: installing a bearing: before the inner bearing ring and the outer bearing ring are installed, a first cover plate 11 and a second cover plate 21 are respectively fixed on the outer bearing ring 1 and the inner bearing ring 2 through screws, the outer bearing ring 1 is sleeved outside the inner bearing ring 2, one side of the inner bearing ring 2 is attached to one side of the inner surface of the outer bearing ring 1, then selected steel balls 31 are inserted between the outer bearing ring 1 and the inner bearing ring 2 from the other side with larger gaps, and after all the steel balls 31 are inserted, the steel balls 31 fluctuate towards one side to be uniformly distributed, and the outer bearing ring 1 and the inner bearing ring 2 are kept concentric;

s09: installing a steel ball rubber seat: and (3) aligning the steel balls 31 at one side of the steel ball rubber seat 3, which is provided with the steel ball mounting seat, to ensure that the positions of the steel balls 31 are aligned with the steel ball mounting seat one by one, and then pressing the steel ball mounting seat 3 into the outer bearing ring 1 to be sleeved between the inner bearing rings 2.