CN215805752U

CN215805752U - Low-friction-resistance bearing seat for mechanical parts

Info

Publication number: CN215805752U
Application number: CN202122366504.3U
Authority: CN
Inventors: 薛涛; 薛磊
Original assignee: Qingdao Jinjingze Machinery Co ltd
Current assignee: Qingdao Jinjingze Machinery Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-11
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a low-friction resistance bearing seat for mechanical parts, which comprises a base, wherein a lower bearing bottom plate is arranged at the upper end of the base, a bearing cover plate is arranged at the upper end of the lower bearing bottom plate, a first counter sink and a second counter sink are respectively arranged at two sides of the upper end of the bearing cover plate, the upper end of the lower bearing bottom plate is butted with the lower end of the bearing cover plate to form a bearing cavity, an upper damping pad and a lower damping pad are arranged on the inner surface of the bearing cavity, an outer ring is arranged in the bearing cavity, an inner ring is arranged in the outer ring, a plurality of rollers are arranged between the outer ring and the inner ring, and the rollers are uniformly distributed on the outer surface of the inner ring. The utility model discloses a low-friction-resistance bearing seat for mechanical accessories, which is characterized in that a shock pad is arranged in a bearing cavity, an inner ring and an outer ring are arranged, a roller is additionally arranged, sliding friction is changed into rolling friction, the friction force of a shaft during rotation is reduced, the service life of the shaft is prolonged, and the device is reasonable in arrangement and simple and effective to use.

Description

Low-friction-resistance bearing seat for mechanical parts

Technical Field

The utility model relates to the technical field of mechanical accessories, in particular to a low-friction-resistance bearing seat for a mechanical accessory.

Background

The turntable bearing seat is a large and super large bearing seat capable of receiving comprehensive load and having a special structure, and has the characteristics of compact structure, sensitive rotation, convenient device maintenance and the like.

Most bearing frames on the market fix the shaft sleeve in the cavity of the bearing frame, so that the friction resistance is very large, the service life is also low, and the resource waste condition can be caused after long-time use.

The prior patent (with the publication number of CN208040959U) discloses an economical bearing seat, which comprises a base, wherein the top end of the base is provided with a lower spherical outer ring, the top end of the lower spherical outer ring is provided with a convex block, an upper spherical outer ring is arranged above the convex block, the middle part of the upper spherical outer ring is provided with an oil injection pipe, the top end of a fixed plate is provided with a protective frame, and a fastening bolt is embedded at one side position of the top end of the fixed plate, which is close to the protective frame. The lubricating oil is prevented from being added into the bearing seat periodically, and the step of maintaining the bearing seat is simplified. However, the device still adopts sliding friction when in use, and although a lubricating oil conveying and air cooling device is added, the structure is complex to arrange and troublesome to manufacture, so that a novel bearing seat needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a low-friction-resistance bearing seat for a mechanical accessory.

In order to achieve the purpose, the utility model adopts the following technical scheme: mechanical parts is with low friction resistance type bearing frame, the on-line screen storage device comprises a base, the base upper end is provided with the bearing bottom plate, bearing bottom plate upper end is provided with the bearing apron, bearing apron upper end both sides are provided with first counter sink and second counter sink respectively, bearing bottom plate upper end and bearing apron lower extreme butt joint form the bearing chamber, bearing chamber internal surface is provided with shock pad and lower shock pad, be provided with the outer loop in the bearing chamber, the inside inner ring that is provided with of outer loop, be provided with a plurality of rollers, it is a plurality of between outer loop and the inner ring the roller evenly distributed is at the inner ring surface.

As a further description of the above technical solution:

and a first mounting hole and a second mounting hole are formed in two sides of the base.

As a further description of the above technical solution:

and a first threaded hole and a second threaded hole are formed in two sides of the upper surface of the lower bearing plate.

As a further description of the above technical solution:

the upper shock pad and the lower shock pad are made of rubber.

As a further description of the above technical solution:

and a first screw and a second screw are arranged in the first countersunk hole and the second countersunk hole.

As a further description of the above technical solution:

the outer diameter of the outer ring is smaller than the diameters of the upper shock pad and the lower shock pad.

As a further description of the above technical solution:

the upper end of the lower bearing bottom plate and the lower end of the upper bearing cover plate are both of a semicircular structure.

As a further description of the above technical solution:

the first screw and the second screw are in threaded connection with the first threaded hole and the second threaded hole respectively.

The utility model has the following beneficial effects:

1. compared with the existing device, the low-friction-resistance bearing seat for the mechanical parts, provided by the utility model, has the advantages that the lower bearing bottom plate and the upper bearing cover plate are fixedly connected through the screws, the lower bearing bottom plate and the upper bearing cover plate can be freely detached, and the bearings are very convenient to place.

2. Compared with the existing device, the low-friction-resistance bearing seat for the mechanical accessories provided by the utility model has the advantages that the shock absorption pads are arranged on the lower bearing bottom plate and the upper bearing cover plate, so that the damage to the shaft during working is reduced, and the shock absorption pads separate components in the bearing cavity from the lower bearing bottom plate and the upper bearing cover plate, so that the components are prevented from directly contacting the inner wall of the bearing cavity, the damage to the bearing when the shaft moves in the bearing seat is effectively reduced, the service life of the bearing seat is prolonged, and the resource waste is reduced.

3. Compared with the existing device, the low-friction-resistance bearing seat for the mechanical accessories changes the traditional bearing seat which works by using sliding friction into the bearing seat by changing the friction mode of the bearing seat, greatly reduces the friction resistance of the bearing seat which uses rolling friction, and prolongs the service life of the bearing seat.

Drawings

FIG. 1 is an isometric view of a low friction drag bearing housing for a machine part according to the present invention;

FIG. 2 is a front view of a low frictional resistance type bearing housing for a machine accessory according to the present invention;

FIG. 3 is a cross-sectional view of a low frictional resistance type bearing housing for a machine part according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a bearing upper cover plate; 2. a first counterbore; 3. a second counterbore; 4. a bearing lower bottom plate; 5. a first mounting hole; 6. a second mounting hole; 7. a base; 8. a first screw; 9. a second screw; 10. an upper shock pad; 11. a lower cushion pad; 12. an outer ring; 13. an inner ring; 14. a roller; 15. a bearing cavity; 16. a first threaded hole; 17. and a second threaded hole.

Detailed Description

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: low friction resistance type bearing frame for machine parts, including base 7, base 7 upper end is provided with bearing bottom plate 4, bearing bottom plate 4 upper end is provided with bearing

upper cover plate

1, 1 upper end both sides of bearing upper cover plate are provided with first counter sink 2 and second counter sink 3 respectively, bearing cavity 15 is formed in the butt joint of 4 upper ends of bearing bottom plate and 1 lower extreme of bearing upper cover plate, bearing cavity 15 internal surface is provided with last shock pad 10 and lower shock pad 11, it is used for protecting the subassembly in bearing cavity 15 to go up shock pad 10 and lower shock pad 11, be provided with outer loop 12 in the bearing cavity 15, the inside inner ring 13 that is provided with of outer loop 12, be provided with a plurality of rollers 14 between outer loop 12 and the inner ring 13, a plurality of rollers 14 evenly distributed are at inner ring 13 surface.

Base 7 both sides are provided with first mounting hole 5 and second mounting hole 6, first mounting hole 5 and second mounting hole 6 are used for the fixed bearing frame, bearing bottom plate 4 upper surface both sides are provided with first screw hole 16 and second screw hole 17, the material of going up shock pad 10 and lower shock pad 11 is rubber, be provided with first screw 8 and second screw 9 in first counter bore 2 and the second counter bore 3, first screw 8 and second screw 9 are with bearing upper cover plate 1 and bearing bottom plate 4 fixed connection, the external diameter of outer loop 12 is less than the diameter of last shock pad 10 and lower shock pad 11, bearing bottom plate 4 upper end and bearing upper cover plate 1 lower extreme are half circular structure, first screw 8 and second screw 9 respectively with first screw hole 16 and second screw hole 17 threaded connection.

The working principle is as follows: when the device is used, a bearing lower base plate 4 is fixed on a base 7, a lower shock pad 11 is fixed on the surface of a semicircular groove at the upper end of the bearing lower base plate 4, an outer ring 12 is sleeved on an inner ring 13, rollers 14 are sequentially placed into the grooves on the outer surface of the inner ring 13, an assembled component is placed into the semicircular groove on the bearing lower base plate 4, an upper shock pad 10 is fixed on the surface of the semicircular groove at the lower end of a bearing upper cover plate 1, the upper bearing upper cover plate 1 is placed to cover the component, a first screw 8 and a second screw 9 are respectively placed into a first countersunk hole 2 and a second countersunk hole 3, the lower ends of the first screw 8 and the second screw 9 are respectively arranged at the upper ends of a first threaded hole 16 and a second threaded hole 17, the first screw 8 and the second screw 9 are rotated, the first screw 8 and the second screw 9 slowly enter the first threaded hole 16 and the second threaded hole 17, and the bearing upper base plate 1 and the bearing lower base plate 4 are slowly close to each other under the drive of the first screw 8 and the second screw 9, the bearing cavity 15 is gradually reduced until the component is tightly fixed in the bearing cavity 15, the first screw 8 and the second screw 9 stop rotating, and the bearing seat is fixed through the first mounting hole 5 and the second mounting hole 6 arranged on the two sides of the upper end of the base 7 after fastening is finished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Mechanical parts is with low frictional resistance type bearing frame, including base (7), its characterized in that: the bearing structure is characterized in that a bearing lower base plate (4) is arranged at the upper end of the base (7), a bearing upper cover plate (1) is arranged at the upper end of the bearing lower base plate (4), a first counter sink (2) and a second counter sink (3) are respectively arranged on two sides of the upper end of the bearing upper cover plate (1), a bearing cavity (15) is formed by butting the upper end of the bearing lower base plate (4) and the lower end of the bearing upper cover plate (1), an upper shock pad (10) and a lower shock pad (11) are arranged on the inner surface of the bearing cavity (15), an outer ring (12) is arranged in the bearing cavity (15), an inner ring (13) is arranged in the outer ring (12), and a plurality of rollers (14) are arranged between the outer ring (12) and the inner ring (13) and are uniformly distributed on the outer surface of the inner ring (13).

2. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: and a first mounting hole (5) and a second mounting hole (6) are formed in two sides of the base (7).

3. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: and a first threaded hole (16) and a second threaded hole (17) are formed in two sides of the upper surface of the bearing lower base plate (4).

4. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: the upper shock pad (10) and the lower shock pad (11) are both made of rubber.

5. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: and a first screw (8) and a second screw (9) are arranged in the first countersunk hole (2) and the second countersunk hole (3).

6. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: the outer diameter of the outer ring (12) is smaller than the diameters of the upper shock pad (10) and the lower shock pad (11).

7. The low frictional resistance type bearing housing for machine parts according to claim 1, wherein: the upper end of the bearing lower bottom plate (4) and the lower end of the bearing upper cover plate (1) are both in a semicircular structure.

8. The low frictional resistance type bearing housing for machine parts according to claim 5, wherein: the first screw (8) and the second screw (9) are in threaded connection with the first threaded hole (16) and the second threaded hole (17) respectively.