CN210440449U

CN210440449U - Roller bearing with lubricating oil groove

Info

Publication number: CN210440449U
Application number: CN201921368907.8U
Authority: CN
Inventors: 裘海渊
Original assignee: Yihang Bearing Factory Dashiju Town Xinchang County
Current assignee: Yihang Bearing Factory Dashiju Town Xinchang County
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-01
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to the technical field of bearings, in particular to a roller bearing with a lubricating oil groove, which comprises a bearing inner ring, wherein a roller groove is arranged on the outer ring surface of the bearing inner ring, a roller is arranged in the roller groove, the lubricating oil groove is arranged on the outer ring surface of the bearing inner ring, an oil delivery hole is arranged on the surface of the lubricating oil groove, an oil guide hole is arranged on the inner wall of the roller groove, the oil guide hole is communicated with the oil delivery hole, a support core is inserted in the oil guide hole and connected with a main core, the main core is inserted in the oil delivery hole, a seal ring is arranged on the surface of the lubricating oil groove, an oil injection hole is arranged on the surface of the seal ring, and a spiral plug is screwed in the oil injection hole; the beneficial effects are that: the utility model provides a roller bearing with lubricating oil is expert at and is gone to groove injects lubricating oil in the lubricating oil groove, with the help of the seal ring shutoff, then through main core and a core to the inside lubricating oil that carries of roller inslot, the lubricating oil that causes when avoiding cleaning lubricating oil drips and spills.

Description

Roller bearing with lubricating oil groove

Technical Field

The utility model relates to a bearing correlation technique field specifically is a roller bearing with lubricating oil is expert at and is gone groove.

Background

The roller bearing is a rolling bearing with a short cylindrical roller, a conical roller or a waist drum-shaped roller as a rolling body, the roller bearing is easy to wear after long-term use, lubricating oil needs to be coated, and the lubricating oil not only relieves the wear of the roller bearing but also improves the rotation fluency of the roller bearing;

in the prior art, when the roller bearing is coated with lubricating oil, the roller bearing needs to be manually wiped by a brush, lubricating oil is easy to drip in the process, lubricating oil waste is caused, the dripping lubricating oil needs to be cleaned, and the labor capacity of workers is increased; therefore, the utility model provides a roller bearing with lubricating oil capable groove is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller bearing with lubricating oil trough of going to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the roller bearing with the lubricating oil running groove comprises a bearing inner ring, wherein a roller groove is formed in the outer ring surface of the bearing inner ring, a roller is arranged inside the roller groove, the lubricating oil running groove is formed in the outer ring surface of the bearing inner ring, an oil conveying hole is formed in the surface of the lubricating oil running groove, an oil guide hole is formed in the inner wall of the roller groove and communicated with the oil conveying hole, a support core is inserted inside the oil guide hole and connected with a main core, the main core is inserted in the oil conveying hole, a seal ring is arranged on the surface of the lubricating oil running groove, an oil filling hole is formed in the surface of the seal ring, a screw plug is screwed inside the oil filling hole, an oil stop ring is sleeved on the surface of the screw plug, and the oil stop ring is butted in an opening of the oil filling hole.

Preferably, the roller grooves are arranged in two groups, the two groups of roller grooves are symmetrically distributed about the lubricating oil moving groove, each group of roller grooves is provided with a plurality of roller grooves, the plurality of roller grooves are distributed along the outer annular surface of the inner ring of the bearing in an arrayed mode, and the lubricating oil moving groove is of a circular ring structure.

Preferably, the oil delivery holes are of a circular cylinder structure, two groups of oil delivery holes are arranged, the two groups of oil delivery holes are respectively distributed on two oppositely distributed surfaces of the lubricating oil row groove, each group of oil delivery holes are provided with a plurality of oil delivery holes, and the oil delivery holes are distributed in a circumferential arrangement.

Preferably, the oil guide holes are of a circular cylinder structure, two oil guide holes are formed in each oil guide hole, and the two adjacent roller grooves are communicated with the oil delivery hole through the two oil guide holes.

Preferably, the seal ring is of a circular ring structure, the diameter of the outer ring surface of the seal ring is smaller than that of the outer ring of the lubricating oil sliding groove, and the diameter of the inner ring surface of the seal ring is larger than that of the inner ring of the lubricating oil sliding groove.

Preferably, the oil filler hole is of a round hole-shaped structure, the oil stop ring is of a circular truncated cone-shaped annular structure, and the diameter of the upper end face of the oil stop ring is larger than the aperture of the oil filler hole.

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

1. the roller bearing with the lubricating oil groove injects the lubricating oil into the lubricating oil groove, and the lubricating oil is conveyed into the roller groove through the main core and the branch core by means of sealing ring plugging, so that lubricating oil drops caused by wiping the lubricating oil are prevented from scattering;

2. the utility model provides a roller bearing with lubricating oil groove of going sets up the oil filler point on the seal ring, is convenient for regularly to the inside supplementary lubricating oil of lubricating oil groove to with the help of spiral chock plug cooperation oil stopping ring to the oil filler point shutoff.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the inner ring of the bearing of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a schematic view of the connection structure of the main core and the branch core of the present invention.

In the figure: the bearing comprises a bearing inner ring 1, a roller groove 2, a roller 3, a lubricating oil traveling groove 4, an oil delivery hole 5, an oil guide hole 6, a main core 7, a support core 8, a seal ring 9, an oil filling hole 10, a spiral plug 11 and an oil stop ring 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a roller bearing with lubricating oil grooves comprises a bearing inner ring 1, wherein the outer ring surface of the bearing inner ring 1 is provided with roller grooves 2, rollers 3 are arranged in the roller grooves 2, the outer ring surface of the bearing inner ring 1 is provided with lubricating oil grooves 4, the roller grooves 2 are provided with two groups, the two groups of roller grooves 2 are symmetrically distributed about the lubricating oil grooves 4, each group of roller grooves 2 is provided with a plurality of roller grooves 2, the plurality of roller grooves 2 are distributed along the outer ring surface of the bearing inner ring 1 in an arrayed manner, the lubricating oil grooves 4 are of annular structures, and the lubricating oil grooves 4 are oil storage spaces;

the surface of the lubricating oil row groove 4 is provided with oil delivery holes 5, the oil delivery holes 5 are in a circular cylinder structure, two groups of oil delivery holes 5 are arranged, two groups of oil delivery holes 5 are respectively distributed on two oppositely distributed surfaces of the lubricating oil row groove 4, each group of oil delivery holes 5 is provided with a plurality of oil delivery holes 5, the plurality of oil delivery holes 5 are distributed in a circumferential arrangement, the inner wall of the roller groove 2 is provided with oil guide holes 6, the oil guide holes 6 are in a circular cylinder structure, the two oil guide holes 6 are arranged, two adjacent roller grooves 2 are communicated with the oil delivery holes 5 through the two oil guide holes 6, a support core 8 is inserted into the oil guide holes 6, the support core 8 is bonded with a main core 7, the main core 7 is inserted into the oil delivery holes 5, lubricating oil in the lubricating oil row groove 4 gradually wets the main core 7 and the support core 8, the end part of the support core 8 protrudes out of the oil guide holes 6 and is positioned at an opening at the inner side, the lubricating oil is extruded out, so that the surface of the roller 3 is lubricated;

and the surface of the lubricating oil trough 4 is welded with a sealing ring 9, the sealing ring 9 is in a ring-shaped structure, the diameter of the outer ring surface of the sealing ring 9 is smaller than that of the outer ring of the lubricating oil trough 4, the diameter of the inner ring surface of the sealing ring 9 is larger than that of the inner ring of the lubricating oil trough 4, the surface of the sealing ring 9 is provided with an oil filling hole 10, the inside of the oil filling hole 10 is screwed with a screw plug 11, the surface of the screw plug 11 is sleeved with an oil stopping ring 12, the oil stopping ring 12 is butted in the opening of the oil filling hole 10, the oil filling hole 10 is in a circular hole-shaped structure, the oil stopping ring 12 is in a circular platform-shaped ring-shaped structure, the diameter of the upper end surface of the oil stopping ring 12 is larger than the diameter of the oil filling hole 10, the sealing ring 9 provided with the oil filling hole 10 is welded inside the lubricating oil trough 4, the sealing ring 9 is in a circular ring-shaped structure as a whole, in actual, then, the screw plug 11 is screwed in the oil hole 10 to block the oil hole 10, and the oil stop ring 12 is pressed into the opening of the oil hole 10 to prevent the lubricating oil from leaking.

The working principle is as follows: during actual operation, seal ring 9 that will set up oil filler point 10 welds in the inside of lubricating oil row groove 4, seal ring 9 wholly is the ring structure, in actual operation, can select two semicircle ring structures to splice into annular seal ring 9 of circle, then from oil filler point 10 department to the inside oiling oil of lubricating oil row groove 4, twist spiral plug head 11 soon afterwards and seal up oil filler point 10 in the inside of oil filler point 10, oil stopping ring 12 is prevented that lubricating oil from leaking outward by the extrusion plug opening part of oil filler point 10, the inside lubricating oil of lubricating oil row groove 4 soaks main core 7 and branch core 8 gradually, the tip of branch core 8 is outstanding leads oilhole 6 and is in the inboard opening of roller groove 2, so when roller 3 rotates the tip of extrusion oil guide hole 6, extrude lubricating oil, realize the effect of roller 3 surface lubrication.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a roller bearing with lubricating oil groove, includes bearing inner ring (1), roller groove (2) have been seted up to the outer anchor ring of bearing inner ring (1), the inside in roller groove (2) is provided with roller (3), its characterized in that: the bearing is characterized in that a lubricating oil running groove (4) is formed in the outer ring surface of the bearing inner ring (1), an oil conveying hole (5) is formed in the surface of the lubricating oil running groove (4), an oil guide hole (6) is formed in the inner wall of the roller groove (2), the oil guide hole (6) is communicated with the oil conveying hole (5), a support core (8) is inserted into the oil guide hole (6), the support core (8) is connected with a main core (7), the main core (7) is inserted into the oil conveying hole (5), a seal ring (9) is arranged on the surface of the lubricating oil running groove (4), an oil filling hole (10) is formed in the surface of the seal ring (9), a screw plug (11) is screwed into the inner portion of the oil filling hole (10), an oil stop ring (12) is sleeved on the surface of the screw plug (11), and the oil stop ring (12) is butted in an opening of the oil filling hole (10).

2. The roller bearing with lubricant grooves of claim 1, wherein: the lubricating oil groove structure is characterized in that two groups of the roller grooves (2) are arranged, the two groups of the roller grooves (2) are symmetrically distributed about the lubricating oil running groove (4), each group of the roller grooves (2) is provided with a plurality of the roller grooves, the plurality of the roller grooves (2) are distributed along the outer ring surface of the bearing inner ring (1), and the lubricating oil running groove (4) is of a circular structure.

3. The roller bearing with lubricant grooves of claim 1, wherein: the lubricating oil conveying device is characterized in that the oil conveying holes (5) are of a circular cylinder structure, two groups of oil conveying holes (5) are arranged, the two groups of oil conveying holes (5) are respectively distributed on two surfaces of the lubricating oil row groove (4) which are distributed oppositely, each group of oil conveying holes (5) is provided with a plurality of oil conveying holes, and the oil conveying holes (5) are distributed in a circumferential arrangement mode.

4. The roller bearing with lubricant grooves of claim 1, wherein: the oil guide holes (6) are of a circular cylinder structure, two oil guide holes (6) are formed, and the two adjacent roller grooves (2) are communicated with the oil conveying hole (5) through the two oil guide holes (6).

5. The roller bearing with lubricant grooves of claim 1, wherein: the seal ring (9) is of a circular ring structure, the diameter of the outer ring surface of the seal ring (9) is smaller than that of the outer ring of the lubricating oil sliding groove (4), and the diameter of the inner ring surface of the seal ring (9) is larger than that of the inner ring of the lubricating oil sliding groove (4).

6. The roller bearing with lubricant grooves of claim 1, wherein: the oil filling hole (10) is of a circular hole-shaped structure, the oil stopping ring (12) is of a circular truncated cone-shaped annular structure, and the diameter of the upper end face of the oil stopping ring (12) is larger than the aperture of the oil filling hole (10).