CN211599275U

CN211599275U - Self-lubricating tapered roller bearing

Info

Publication number: CN211599275U
Application number: CN201920748565.6U
Authority: CN
Inventors: 高震; 张海秀; 丛文兴
Original assignee: Wafangdian Jinfeng Bearing Manufacturing Co ltd
Current assignee: Wafangdian Jinfeng Bearing Manufacturing Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-09-29
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a self-lubricating tapered roller bearing, including outer lane and inner circle, the both sides of inner circle outer wall are fixed in proper order and are equipped with a plurality of and roll the body pivot, a plurality of rolls the body pivot and all rotates and be connected with the tapered roller body, the fixed surface of a plurality of tapered roller body is equipped with the self-lubricating layer, the middle part correspondence of a plurality of tapered roller body is rotated with the avris of holder and is connected, the fixed thread groove that is equipped with in middle part of a plurality of roller body pivot top, the both sides of outer lane are all fixed and are equipped with a plurality of bolt hole, a plurality of bolt hole respectively with the top fixed connection of a plurality of roller body pivot through fixing bolt, the utility model relates to a self-lubricating tapered roller bearing, through the self-lubricating layer that is fixed to be equipped with, conveniently reduce the wearing and tearing of this bearing, improve bearing; through the fixed first fixed side ring and the fixed side ring of second that are equipped with, make things convenient for this bearing to rotate with the both sides of equipment and be connected.

Description

Self-lubricating tapered roller bearing

Technical Field

The utility model relates to a tapered roller bearing, in particular to tapered roller bearing of self-lubricating belongs to bearing technical field.

Background

The tapered roller bearing belongs to a separation type bearing, and an inner ring and an outer ring of the bearing are both provided with tapered roller paths; the bearing is divided into single-row, double-row and four-row tapered roller bearings and other different structural types according to the row number of the installed rolling bodies; the single-row tapered roller bearing can bear radial load and single-direction axial load; when the bearing bears radial load, an axial component force is generated, so that another bearing capable of bearing opposite axial force is needed for balancing; general tapered roller bearings are affected by production precision and use conditions, so that a large friction force is generated between a rolling body and an outer ring and an inner ring, accelerated wear is easily caused under the condition of less lubricating oil, the precision is reduced, the stability is poor, and equipment using the bearings cannot be normally used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tapered roller bearing of self-lubricating to the influence that general tapered roller bearing who proposes received production precision and in service behavior in solving above-mentioned background art causes wearing and tearing with higher speed easily under the less condition of lubricating oil, and the precision reduces, and the problem of stability variation.

In order to achieve the above object, the utility model provides a following technical scheme: a self-lubricating tapered roller bearing comprises an outer ring and an inner ring, wherein a plurality of rolling body rotating shafts are fixedly arranged on two sides of the outer wall of the inner ring in sequence, the plurality of rolling body rotating shafts are rotatably connected with tapered rolling bodies, a self-lubricating layer is fixedly arranged on the surfaces of the plurality of tapered rolling bodies, the middle parts of the plurality of tapered rolling bodies are correspondingly and rotatably connected with the side of a retainer, thread grooves are fixedly arranged in the middle parts of the top ends of the plurality of rolling body rotating shafts, a plurality of bolt holes are fixedly arranged on both sides of the outer ring, the bolt holes are respectively and fixedly connected with the top ends of the rolling body rotating shafts through fixing bolts, one side of the inner ring is connected with a first fixed side ring in a clamping way, the other side of the inner ring is connected with a second fixed side ring in a clamping way, and the middle part of one side of the first fixed side ring and the middle part of one side of the second fixed side ring are both fixedly provided with roller grooves corresponding to the conical rollers.

As a preferred technical scheme of the utility model, the interior avris of first fixed side ring opposite side and the interior avris of the fixed side ring opposite side of second all fix be equipped with the corresponding spacing fixture block in fixture block groove.

As a preferred technical scheme of the utility model, the both sides of inner circle are all fixed be equipped with the corresponding fixture block groove of spacing fixture block.

As an optimal technical scheme of the utility model, the fixed a plurality of outer lane fixed slot that is equipped with in middle part of outer lane.

As a preferred technical scheme of the utility model, the middle part of first fixed side ring one side and the middle part of the fixed side ring one side of second are all fixed and are equipped with a plurality of side ring fixed slot.

As an optimal technical scheme of the utility model, self-lubricating layer is made for rolling the polytetrafluoroethylene material that contains lead.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a self-lubricating tapered roller bearing, through the self-lubricating layer that is fixed to be equipped with, conveniently reduce the wearing and tearing of this bearing, improve the stability and the wear-resisting corrosion resistance of bearing, realize simultaneously that there is not oily self-lubricating and increase of service life is long; the bearing is convenient to be rotatably connected with two sides of equipment through the first fixed side ring and the second fixed side ring which are fixedly arranged; the outer ring and the roller body rotating shaft are conveniently and fixedly connected through the thread groove and the bolt hole which are fixedly arranged; the bearing is prevented from being combined and disassembled by the fixed bolt; the position of the conical roller body is convenient to limit by the fixedly arranged retainer.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic structural view of the first fixed side ring of the present invention.

In the figure: 1. bolt holes; 2. an outer ring; 3. an inner ring; 4. a side ring fixing groove; 5. a first stationary side ring; 6. an outer ring fixing groove; 7. fixing the bolt; 8. a second stationary side ring; 9. a holder; 10. a conical roller body; 11. a roller body rotating shaft; 12. a self-lubricating layer; 13. a block slot; 14. a limiting clamping block; 15. a roller body groove; 16. a thread groove.

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.

Please refer to fig. 1-3, the utility model provides a tapered roller bearing of self-lubricating, including outer lane 2 and inner circle 3, the both sides of 3 outer walls of inner circle are fixed in proper order and are equipped with a plurality of and roll body pivot 11, a plurality of rolls body pivot 11 and all rotates and is connected with tapered roller body 10, the fixed surface of a plurality of tapered roller body 10 is equipped with self-lubricating layer 12, the middle part correspondence of a plurality of tapered roller body 10 rotates with the avris of holder 9 to be connected, the fixed thread groove 16 that is equipped with in middle part on a plurality of roller body pivot 11 top, the both sides of outer lane 2 are all fixed and are equipped with a plurality of bolt hole 1, a plurality of bolt hole 1 passes through fixing bolt 7 respectively with the top fixed connection of a plurality of roller body pivot 11, one side block of inner circle 3 is connected with first fixed side ring 5, the opposite side block of inner circle 3 is connected with second fixed side ring 8, the middle part of first fixed side ring 5 one side and the middle part of second fixed side ring 8 .

Preferably, the inner side of the other side of the first fixed side ring 5 and the inner side of the other side of the second fixed side ring 8 are both fixedly provided with a limiting clamping block 14 corresponding to the clamping block groove 13, so that the positions of the first fixed side ring 5 and the second fixed side ring 8 can be conveniently limited.

Preferably, the two sides of the inner ring 3 are both fixedly provided with a fixture block groove 13 corresponding to the limiting fixture block 14, so as to be conveniently clamped and connected with the limiting fixture block 14.

Preferably, the middle part of the outer ring 2 is fixedly provided with a plurality of outer ring fixing grooves 6, so that the outer ring 2 is conveniently and fixedly connected.

Preferably, the middle part of the first fixed side ring 5 side and the middle part of the second fixed side ring 8 side are both fixedly provided with a plurality of side ring fixing grooves 4, so that the first fixed side ring 5 and the second fixed side ring 8 can be conveniently and fixedly connected.

Preferably, the self-lubricating layer 12 is made of rolled lead-containing polytetrafluoroethylene materials, and has the characteristics of wear resistance, corrosion resistance, oil-free self-lubrication and long service life.

When the self-lubricating tapered roller bearing is used, the self-lubricating tapered roller bearing firstly installs and fixes the first fixed side ring 5 through the side ring fixing groove 4 of the first fixed side ring 5, then fixes the outer ring 2 through the outer ring fixing groove 6, and installs and fixes the second fixed side ring 8 through the side ring fixing groove 4 of the second fixed side ring 8, when the first fixed side ring 5 or the second fixed side ring 8 rotates, the tapered roller 10 on one side corresponding to the inner ring 3 rotates around the roller rotating shaft 11, so that the outer ring 2 is kept relatively fixed; the abrasion of the bearing can be reduced through the self-lubricating layer 12, the stability, the wear resistance and the corrosion resistance of the bearing are improved, and oil-free self-lubricating and long service life are realized; the bearing is conveniently assembled and disassembled through the bolt holes 1, the fixing bolts 7 and the thread grooves 16.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 self-lubricating tapered roller bearing comprises an outer ring (2) and an inner ring (3), and is characterized in that a plurality of rolling body rotating shafts (11) are fixedly arranged on two sides of the outer wall of the inner ring (3) in sequence, the rolling body rotating shafts (11) are connected with tapered rolling bodies (10) in a rotating mode, a plurality of self-lubricating layers (12) are fixedly arranged on the surfaces of the tapered rolling bodies (10), the middle portions of the tapered rolling bodies (10) are correspondingly and rotatably connected with the side of a retainer (9), thread grooves (16) are fixedly arranged in the middle of the top end of each rolling body rotating shaft (11), a plurality of bolt holes (1) are fixedly arranged on two sides of the outer ring (2), the bolt holes (1) are fixedly connected with the top ends of the rolling body rotating shafts (11) through fixing bolts (7), and a first fixing side ring (5) is clamped on one side of the inner ring (3), the other side block of inner circle (3) is connected with second fixed side ring (8), the middle part of first fixed side ring (5) one side and the middle part of second fixed side ring (8) one side all are fixed and are equipped with roller groove (15) corresponding with conical roller (10).

2. A self-lubricating tapered roller bearing according to claim 1, characterized in that: and the inner side of the other side of the first fixed side ring (5) and the inner side of the other side of the second fixed side ring (8) are both fixedly provided with a limiting clamping block (14) corresponding to the clamping block groove (13).

3. A self-lubricating tapered roller bearing according to claim 2, wherein: and block grooves (13) corresponding to the limiting blocks (14) are fixedly arranged on both sides of the inner ring (3).

4. A self-lubricating tapered roller bearing according to claim 1, characterized in that: the middle part of the outer ring (2) is fixedly provided with a plurality of outer ring fixing grooves (6).

5. A self-lubricating tapered roller bearing according to claim 1, characterized in that: the middle part of one side of the first fixed side ring (5) and the middle part of one side of the second fixed side ring (8) are both fixedly provided with a plurality of side ring fixing grooves (4).

6. A self-lubricating tapered roller bearing according to claim 1, characterized in that: the self-lubricating layer (12) is made of rolled lead-containing polytetrafluoroethylene materials.