CN210739126U

CN210739126U - Thickened deep groove ball bearing structure

Info

Publication number: CN210739126U
Application number: CN201921643400.9U
Authority: CN
Inventors: 邹凯
Original assignee: Anhui Silver Ball Bearing Co ltd
Current assignee: Anhui Silver Ball Bearing Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-12
Anticipated expiration: 2029-09-29

Abstract

The utility model provides a deep groove ball bearing structure of thickened type, including the bearing main part, the bearing main part is including inner circle, holder and outer lane, the holder comprises first holding member and second holding member, constitute a plurality of pocket holes between first holding member and the second holding member, it is a plurality of the inside in pocket hole all is equipped with the ball, just impartial distance level runs through on the outer wall of first holding member and second holding member and is equipped with a plurality of fixed orificess, first holding member is kept away from one side equidistance of second holding member is equipped with a plurality of unable adjustment bases, and is a plurality of equal meshing is connected with fixing bolt on unable adjustment base's the inner wall, and is a plurality of fixing bolt keeps away from a plurality ofly all the cover is equipped with locking shim on unable adjustment base's the one end outer wall. The utility model discloses a fixing bolt, lock washer and the unable adjustment base cooperation of holder are used, have realized the change of being convenient for of holder.

Description

Thickened deep groove ball bearing structure

Technical Field

The utility model relates to a deep groove ball bearing technical field specifically is a deep groove ball bearing structure of thickened type.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The rolling bearing generally comprises an outer ring, an inner ring, a rolling body and a retainer. The deep groove ball bearing is suitable for operation at high rotating speed or even extremely high rotating speed, is very durable and does not need frequent maintenance. The bearing has small friction coefficient, high limit rotating speed and various size ranges and forms, is applied to the industries of precision instruments, low-noise motors, automobiles, motorcycles, general machinery and the like, and is the most widely used bearing in the mechanical industry. Primarily radial loads, but also a certain amount of axial loads.

The retainer of the existing deep groove ball bearing is generally of an integrally formed structure, when one side of the retainer is damaged, the deep groove ball bearing cannot be used continuously, the retainer needs to be replaced, and resource waste is caused.

Therefore, it is necessary to develop a thick deep groove ball bearing having a replaceable cage.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a deep groove ball bearing structure of thickened type for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a thickened deep groove ball bearing structure comprises a bearing main body, wherein the bearing main body comprises an inner ring, a retainer and an outer ring, the inner wall of the retainer is in contact with but not fixed to the outer wall of the inner ring, the outer wall of the retainer is in contact with but not fixed to the inner wall of the outer ring, the retainer consists of a first retainer and a second retainer, a plurality of pockets are formed between the first retainer and the second retainer, balls are arranged in the pockets, the outer walls of the balls are in contact with but not fixed to the inner walls of the pockets, and a plurality of fixing holes are formed in the outer walls of the first retainer and the second retainer in a penetrating manner at equal intervals;

first holder is kept away from one side equidistance of second holder is equipped with a plurality of unable adjustment base, and is a plurality of unable adjustment base's opening part all with a plurality of on the first holder outer wall the outer edgewise of fixed orifices is welded connection, and is a plurality of equal meshing is connected with fixing bolt on unable adjustment base's the inner wall, and is a plurality of fixing bolt's one end all runs through in proper order the second holder with first holder extends to a plurality of in the unable adjustment base, it is a plurality of fixing bolt keeps away from a plurality of all the cover is equipped with locking shim, and is a plurality of one side of locking shim all is equipped with the flange line, and is a plurality of the flange line is kept away from a plurality of one side of locking shim all with the outer wall of second holder contacts but is unsettled.

Furthermore, the inner wall of the inner ring is welded with a wear-resistant thickening layer, and the outer wall of the inner ring is provided with a ball sliding groove.

Furthermore, the outer walls of the balls are respectively connected with the inner wall of the ball sliding groove and the inner wall of the outer ring in a sliding manner.

Further, the first holding piece and the second holding piece are of a symmetrical and integrally-molded structure.

Further, the outer periphery of the outer ring is provided with an anti-corrosion layer.

Furthermore, a plurality of internal threads are arranged on the inner wall of the fixed base.

Further, the inner diameter ratio and the outer diameter ratio of the inner ring to the outer ring are 5: 9.

Compared with the prior art, the beneficial effects of the utility model are that:

one of the two, the utility model discloses a holder is convenient for change, through using fixing bolt, lock washer and unable adjustment base cooperation, be convenient for the installation and the change of the first holder and the second holder of holder, when first holder or second holder are impaired, can change another first holder or the second holder of the same model through lifting off fixing bolt, first holder and second holder have further been fastened through fixing bolt and lock washer after the change is accomplished, prevent that first holder and second holder from producing the pine and taking off, accomplish the change of holder promptly, it is convenient to change;

secondly, the utility model has the function of corrosion protection, the outer wall of the outer ring can be prevented from rusting due to air oxidation or ion action in water through the anti-corrosion layer, the anti-corrosion layer is coated with glaze on the outer wall of the outer ring, and the colored glaze can isolate air and water from the outer ring, thereby protecting the outer ring;

thirdly, the utility model discloses a wear-resisting thickening layer has realized the thickening of inner circle, has prolonged the life of inner circle.

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

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the inner ring structure of the present invention;

FIG. 3 is a sectional view of the structure of the retainer of the present invention;

FIG. 4 is a schematic view of the retainer structure of the present invention;

fig. 5 is an enlarged view of the area a in fig. 4.

Reference numerals: 1. a bearing body; 2. an outer ring; 21. an anti-corrosion layer; 3. an inner ring; 31. a ball chute; 32. a wear-resistant thickening layer; 4. a ball bearing; 5. a holder; 51. a pocket hole; 52. a first holder; 53. a second holder; 54. a fixing hole; 6. a fixed base; 61. an internal thread; 7. fixing the bolt; 8. a locking washer; 81. flange lines.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

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 use of the term knowledge 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.

Please refer to fig. 1-5, which illustrate a thickened deep groove ball bearing structure, comprising a bearing body 1, wherein the bearing body 1 comprises an inner ring 3, a cage 5 and an outer ring 2, an inner wall of the cage 5 is in contact with but not fixed to an outer wall of the inner ring 3, an outer wall of the cage 5 is in contact with but not fixed to an inner wall of the outer ring 2, the cage 5 is composed of a first retaining member 52 and a second retaining member 53, a plurality of pockets 51 are formed between the first retaining member 52 and the second retaining member 53, balls 4 are disposed in the pockets 51, outer walls of the balls 4 are in contact with but not fixed to inner walls of the pockets 51, a plurality of fixing holes 54 are horizontally arranged on the outer walls of the first retaining member 52 and the second retaining member 53 at equal intervals, a plurality of fixing bases 6 are disposed on a side of the first retaining member 52 away from the second retaining member 53 at equal intervals, it is a plurality of unable adjustment base 6's opening part all with it is a plurality of on the outer wall of first holder 52 the outer border of fixed orifices 54 is welded connection, and is a plurality of all the meshing is connected with fixing bolt 7 on unable adjustment base 6's the inner wall, and is a plurality of fixing bolt 7's one end all runs through in proper order second holder 53 with first holder 52 extends to a plurality of in unable adjustment base 6, it is a plurality of fixing bolt 7 keeps away from a plurality of all the cover is equipped with lock washer 8 on unable adjustment base 6's the one end outer wall, and is a plurality of one side of lock washer 8 all is equipped with flange line 81, and is a plurality of flange line 81 keeps away from a plurality of one side of lock washer 8 all with the outer wall of second holder 53 contacts but is unsettled.

Referring again to fig. 1, the outer periphery of the outer ring 2 is provided with a corrosion protection layer 21. In the embodiment, the outer wall of the outer ring 2 can be prevented from rusting due to air oxidation or ionic action in water by the anti-corrosion layer 21, the anti-corrosion layer 21 is formed by glazing on the outer wall of the outer ring 2, and the colored glaze can isolate air and water from the outer ring 2 and further play a role in protection.

Please refer to fig. 1, inner threads 61 are provided on inner walls of the plurality of fixing bases 6, and an inner diameter ratio of the inner ring 3 to the outer ring 2 is 5: 9. In this embodiment, the mounting of the holder 5 is facilitated by the internal thread 61 provided by the fixing base 6.

Please refer to fig. 2 again, a wear-resistant thickening layer 32 is welded and connected to an inner wall of the inner ring 3, a ball sliding groove 31 is formed in an outer wall of the inner ring 3, outer walls of the balls 4 are slidably connected to the inner wall of the ball sliding groove 31 and the inner wall of the outer ring 2, and the first retaining member 52 and the second retaining member 53 are symmetrical and integrally formed structures. In the present embodiment, the thickening of the inner ring 3 is realized by the wear-resistant thickening layer 32, so that the service life of the inner ring 3 is prolonged, and the first holder 52 and the second holder 53 are integrally formed and symmetrical to each other, thereby facilitating mass production of manufacturers.

The utility model discloses a concrete operation as follows:

when the retainer 5 of the present invention is damaged, the fixing bolt 7 is first detached from the retainer 5, then the first retainer 52 and the second retainer 53 are separated, if the first retainer 52 or the second retainer 53 is damaged, another first retainer 52 or the second retainer 53 of the same type is replaced, the ball 4 is installed in the pocket 51 after the replacement is completed, then the fixing bolt 7 further fastens the first retainer 52 and the second retainer 53 through the lock washer 8, the first retainer 52 and the second retainer 53 are prevented from loosening, then the retainer 5 is installed between the inner ring 3 and the outer ring 2 through the ball 4 and the ball runner 31, i.e. the replacement of the retainer 5 is completed, the thickening of the inner ring 3 is realized through the wear-resistant thickening layer 32, the service life of the inner ring 3 is prolonged, the outer wall of the outer ring 2 can be prevented from rusting due to the oxidation of air or the ionic action in water by the corrosion-proof layer 21, the anti-corrosion layer 21 is formed by glazing the outer wall of the outer ring 2, and the colored glaze can isolate air and water from the outer ring 2, so that the outer ring 2 is protected.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims

1. The utility model provides a deep groove ball bearing structure of thickened type, including bearing main part (1), its characterized in that: the bearing main body (1) comprises an inner ring (3), a retainer (5) and an outer ring (2), wherein the inner wall of the retainer (5) is in contact with but not fixed to the outer wall of the inner ring (3), the outer wall of the retainer (5) is in contact with but not fixed to the inner wall of the outer ring (2), the retainer (5) consists of a first retainer (52) and a second retainer (53), a plurality of pockets (51) are formed between the first retainer (52) and the second retainer (53), balls (4) are arranged in the pockets (51), the outer walls of the balls (4) are in contact with but not fixed to the inner walls of the pockets (51), and a plurality of fixing holes (54) are arranged on the outer walls of the first retainer (52) and the second retainer (53) in a penetrating manner at equal intervals and in a horizontal direction;

keep away from first holder (52) one side equidistance of second holder (53) is equipped with a plurality of unable adjustment base (6), and is a plurality of the opening part of unable adjustment base (6) all with a plurality of on first holder (52) outer wall the outer border of fixed orifices (54) is welded connection, and is a plurality of all mesh on the inner wall of unable adjustment base (6) and be connected with fixing bolt (7), and is a plurality of the one end of fixing bolt (7) all runs through in proper order second holder (53) with first holder (52) extend to a plurality of in unable adjustment base (6), it is a plurality of fixing bolt (7) are kept away from a plurality of all the cover is equipped with locking gasket (8) on the one end outer wall of unable adjustment base (6), and is a plurality of one side of locking gasket (8) all is equipped with flange line (81), and is a plurality of flange line (81) are kept away from a plurality of one side of locking gasket (8) all with the outer wall of second holder (53) contacts but not solid fixed And (4) determining.

2. The deep groove ball bearing structure of claim 1, wherein: the inner wall of the inner ring (3) is welded with a wear-resistant thickening layer (32), and the outer wall of the inner ring (3) is provided with a ball sliding groove (31).

3. The deep groove ball bearing structure of claim 2, wherein: the outer walls of the balls (4) are in sliding connection with the inner wall of the ball sliding groove (31) and the inner wall of the outer ring (2) respectively.

4. The deep groove ball bearing structure of claim 1, wherein: the first holder (52) and the second holder (53) are of a symmetrical, one-piece construction.

5. The deep groove ball bearing structure of claim 1, wherein: the outer periphery of the outer ring (2) is provided with an anti-corrosion layer (21).

6. The deep groove ball bearing structure of claim 1, wherein: and the inner walls of the fixed bases (6) are provided with internal threads (61).

7. The deep groove ball bearing structure of claim 1, wherein: the ratio of the inner diameter to the outer diameter of the inner ring (3) to the outer ring (2) is 5: 9.