CN217440590U

CN217440590U - Improved self-lubricating bearing for engineering machinery

Info

Publication number: CN217440590U
Application number: CN202220991578.8U
Authority: CN
Inventors: 黄天标
Original assignee: Zhuji Dehong Bearing Co ltd
Current assignee: Zhuji Dehong Bearing Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-09-16
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses an engineering machine tool improvement type is from lubricated bearing, including inner circle and outer lane, the inner circle draw-in groove has been seted up to the lateral wall of inner circle, and the inner circle backing ring is established to inner circle draw-in groove endotheca, and the inside wall and the laminating of inner circle draw-in groove of inner circle backing ring set up, have seted up the mounting hole on the inner circle backing ring, are provided with graphite in the mounting hole, and the outer lane draw-in groove has been seted up to the inside wall of outer lane, and the outer lane backing ring is established to outer lane draw-in groove endotheca, sets up the mounting hole the same with the inner circle backing ring on the outer lane backing ring. This engineering machine tool improvement type self-lubricating bearing through the copper ring that has set gradually the graphite of carrying in bearing's inner circle and outer lane department, causes the kingpin when rotating, can effectually receive the lubrication of graphite, and the effectual traditional oiling bearing of having avoided is when using, and the condition of the fluid leakage that appears causes the bearing to have satisfied the use of some particular equipment, has improved the practicality of device to a certain extent.

Description

Improved self-lubricating bearing for engineering machinery

Technical Field

The utility model relates to a self-lubricating bearing technical field especially relates to engineering machine tool improvement type self-lubricating bearing.

Background

The self-lubricating bearing is also called as an oilless bearing, in the use of the conventional bearing, a ball bearing or a needle bearing is mostly adopted, the bearing is generally subjected to oil injection treatment in order to reduce friction, vibration and noise, however, the greatest defect of the oil injection treatment is that the bearing is required to have good sealing performance, but in the practical use, special equipment is not allowed to have any oil leakage, and the bearing is required to be improved, so that the improved self-lubricating bearing for the engineering machinery is provided.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides an engineering machine tool improvement type self-lubricating bearing for solve foretell problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the improved self-lubricating bearing of the engineering machinery comprises an inner ring and an outer ring, wherein an inner ring clamping groove is formed in the outer side wall of the inner ring, an inner ring backing ring is sleeved in the inner ring clamping groove, the inner side wall of the inner ring backing ring is attached to the inner ring clamping groove, a mounting hole is formed in the inner ring backing ring, graphite is arranged in the mounting hole, an outer ring clamping groove is formed in the inner side wall of the outer ring, an outer ring backing ring is sleeved in the outer ring clamping groove, a mounting hole identical to the inner ring backing ring is formed in the outer ring backing ring, graphite is arranged in the mounting hole, the inner ring is sleeved on the outer ring, roller pins are arranged on the outer side wall of the inner ring and the inner side wall of the outer ring, and copper rings carrying graphite are sequentially arranged at the inner ring and the outer ring of the roller bearing, so that the roller pins can effectively receive lubrication of the graphite when rotating, and the condition of oil leakage when the traditional oil injection bearing is used is effectively avoided, the bearing meets the use requirements of some specific equipment, and the practicability of the device is improved to a certain extent.

Preferably, the depths of the inner ring clamping groove and the outer ring clamping groove are one third of the diameter of the roller pin.

Preferably, the inner ring backing ring and the outer ring backing ring have the same structure.

Preferably, the number of the mounting holes is a plurality of groups and arranged at equal intervals.

Preferably, the roller pins are positioned in the inner ring clamping groove and the outer ring clamping groove, the outer side walls of the roller pins are attached to the inner ring backing ring and the outer ring backing ring, and the inner ring and the outer ring are rotatably connected.

Preferably, the inner ring backing ring and the outer ring backing ring are both made of copper.

Compared with the prior art, the beneficial effects of the utility model are that: this engineering machine tool improvement type self-lubricating bearing through the copper ring that has set gradually the graphite of carrying in bearing's inner circle and outer lane department, causes the kingpin when rotating, can effectually receive the lubrication of graphite, and the effectual traditional oiling bearing of having avoided is when using, and the condition of the fluid leakage that appears causes the bearing to have satisfied the use of some particular equipment, has improved the practicality of device to a certain extent.

Drawings

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

fig. 2 is a schematic view of the needle roller position structure of the present invention;

FIG. 3 is a schematic view of the outer ring slot position structure of the present invention;

fig. 4 is a schematic view of the position structure of the mounting hole of the present invention.

In the figure: 1 inner ring, 2 outer rings, 3 inner ring backing rings, 4 roller pins, 5 outer ring backing rings, 6 outer ring clamping grooves, 7 inner ring clamping grooves, 8 graphite and 9 mounting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example (b): referring to fig. 1-4, the utility model provides a technical scheme, an improved self-lubricating bearing of engineering machinery, comprising an inner ring 1 and an outer ring 2, wherein the outer side wall of the inner ring 1 is provided with inner ring clamping grooves 7, the inner ring clamping grooves 7 are internally sleeved with inner ring backing rings 3, the inner side wall of the inner ring backing rings 3 is attached to the inner ring clamping grooves 7, the inner ring backing rings 3 are provided with mounting holes 9, the number of the mounting holes 9 is a plurality of groups and arranged equidistantly, graphite 8 is arranged in the mounting holes 9, the inner side wall of the outer ring 2 is provided with outer ring clamping grooves 6, the outer ring clamping grooves 6 are internally sleeved with outer ring backing rings 5, the same mounting holes 9 as the inner ring backing rings 3 are arranged on the outer ring backing rings 5, the graphite 8 is arranged in the mounting holes 9, through the copper rings carrying the graphite 8 are sequentially arranged at the inner ring 1 and the outer ring 3 of the needle bearing, so that the needle roller 4 can effectively receive the lubrication of the graphite when rotating, the effectual traditional oiling bearing of having avoided when using, the condition of the fluid leakage that appears, cause the bearing to satisfy some specific equipment's use, the practicality of device has been improved to a certain extent, 1 cover of inner circle is located on outer lane 2, the lateral wall of inner circle 1 and the inside wall of outer lane 2 are provided with kingpin 4, kingpin 4 is located in inner circle draw-in groove 7 and outer lane draw-in groove 6 and kingpin 4's lateral wall and the laminating setting of inner circle backing ring 3 and outer lane backing ring 5, the degree of depth of inner circle draw-in groove 7 and outer lane draw-in groove 6 is the third of kingpin 4 diameter, inner circle 1 rotates with outer lane 2 to be connected the setting, the material of inner circle backing ring 3 and outer lane backing ring 5 is copper.

When in use: when the bearing starts to rotate, the outer ring 2 is fixed, the inner ring 1 and an external connecting piece are installed, when the inner ring 1 rotates, the roller pins 4 are located in the inner ring clamping grooves 7 and the outer ring clamping grooves 6 and roll, and meanwhile, the roller pins 4 are lubricated by the graphite 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 improved self-lubricating bearing of the engineering machinery comprises an inner ring (1) and an outer ring (2), the novel bearing seat is characterized in that an inner ring clamping groove (7) is formed in the outer side wall of the inner ring (1), an inner ring backing ring (3) is installed in an inner ring clamping groove (7) in a sleeved mode, the inner side wall of the inner ring backing ring (3) is attached to the inner ring clamping groove (7) in a laminated mode, a mounting hole (9) is formed in the inner ring backing ring (3), graphite (8) is arranged in the mounting hole (9), an outer ring clamping groove (6) is formed in the inner side wall of the outer ring (2), an outer ring backing ring (5) is installed in the outer ring clamping groove (6) in a sleeved mode, the mounting hole (9) identical to the inner ring backing ring (3) is formed in the outer ring backing ring (5), graphite (8) is arranged in the mounting hole (9), the inner ring (1) is sleeved on the outer ring (2), and the outer side wall of the inner ring (1) and the inner side wall of the outer ring (2) are provided with roller pins (4).

2. The improved self-lubricating bearing for engineering machinery as claimed in claim 1, wherein the depth of the inner ring clamping groove (7) and the outer ring clamping groove (6) are both one third of the diameter of the rolling needle (4).

3. Improved self-lubricating bearing for construction machinery according to claim 1, characterised in that the inner ring backing ring (3) and the outer ring backing ring (5) are of the same construction.

4. Improved self-lubricating bearing for construction machinery according to claim 1, characterised in that the number of mounting holes (9) is several groups and arranged equidistantly.

5. The improved self-lubricating bearing for engineering machinery according to claim 1, wherein the rolling needles (4) are located in the inner ring clamping grooves (7) and the outer ring clamping grooves (6), the outer side walls of the rolling needles (4) are attached to the inner ring backing ring (3) and the outer ring backing ring (5), and the inner ring (1) and the outer ring (2) are rotatably connected.

6. The improved self-lubricating bearing for construction machinery as claimed in claim 1, wherein the inner ring backing ring (3) and the outer ring backing ring (5) are both made of copper.