CN219570619U - Special aligning roller bearing for pile driver - Google Patents

Abstract

The utility model discloses a special aligning roller bearing for a pile driver, which belongs to the technical field of bearing manufacturing and comprises a bearing outer ring, wherein a bearing inner ring is arranged in the bearing outer ring, a retaining frame is clamped between the inner part of the bearing outer ring and the outer surface of the bearing inner ring, two groups of annular arranged ball grooves are formed in the outer surface of the retaining frame, rolling rollers are clamped in the inner part of each ball groove, the outer part of the bearing outer ring can be protected through a set annular groove, a damping gasket and an oil filling port, damage to the bearing outer ring caused by interference installation of the bearing outer ring is avoided, oil filling is conveniently carried out in the roller bearing through the oil filling port, the abrasion degree of the rolling rollers in the roller bearing is reduced, dust prevention can be carried out in the roller bearing through a set protecting cover, a first annular clamping groove, a second annular clamping groove and a sealing gasket, the rolling rollers are prevented from being polluted by dust, the rolling rollers are effectively protected, and the service life of the roller bearing is effectively prolonged.

Description

Special aligning roller bearing for pile driver

Technical Field

The utility model belongs to the technical field of bearing manufacturing, and particularly relates to a self-aligning roller bearing special for a pile driver.

Background

The bearing is an important part in modern mechanical equipment, changes sliding friction between an operating shaft and a shaft seat into rolling friction, thereby reducing friction loss, and has the main functions of supporting a mechanical rotating body, reducing friction coefficient in the motion process and guaranteeing rotation precision, wherein the self-aligning roller bearing is a bearing which mainly bears radial load and can bear a certain amount of axial load, and an outer ring raceway of the bearing is spherical, so that the self-aligning roller bearing has self-aligning performance, is widely applied to mines and heavy machinery, and is frequently required to be used on a pile driver.

The existing self-aligning roller bearing has certain defects when in use, such as the self-aligning roller bearing disclosed in Chinese patent with publication number of CN 213298591U, and relates to the technical field of bearings; the arc lateral wall of holder has seted up the oil filler point, the outside that extends to the bearing inner race of oil filler point, but above-mentioned patent still has certain shortcoming when using, if in the installation, the bearing outer lane often all is the interference on the bearing frame, causes the damage of bearing outer lane easily in the installation, and roller bearing receives invasion and wearing and tearing of outside dust when using for a long time simultaneously, has reduced roller bearing's life, consequently in order to solve above problem, we have provided the special aligning roller bearing of pile driver.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the aligning roller bearing special for the pile driver, so as to solve the technical problems that when the existing aligning roller bearing special for the pile driver is used, the outer ring of the bearing is always in interference on a bearing seat, the outer ring of the bearing is easy to damage in the installation process, and meanwhile, the roller bearing is easy to be affected by external dust and worn in long-time use, so that the service life of the roller bearing is reduced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a special aligning roller bearing of pile driver, includes the bearing outer lane, the inside of bearing outer lane is equipped with the bearing inner circle, the inside of bearing outer lane has the holding frame with the joint of the surface of bearing inner circle, two sets of annular arrangement's ball grooves have been seted up to the surface of holding frame, every the inside all joint in ball groove has the rolling roller, annular groove has been seted up to the surface of bearing outer lane, the inside fixedly connected with damping washer of annular groove, a set of oil filler point has been seted up jointly to the interior diapire of annular groove and damping washer's surface, the surface cover of bearing outer lane has the bearing frame, the inner wall of bearing frame contacts with damping washer's surface.

As the preferable technical scheme of the utility model, the front surface of the bearing outer ring and the back surface of the bearing outer ring are respectively provided with a first annular clamping groove, the front surface of the bearing inner ring and the back surface of the bearing inner ring are respectively provided with a second annular clamping groove, and the inner walls of each first annular clamping groove and each second annular clamping groove are respectively clamped with a protective cover.

As the preferable technical scheme of the utility model, the inner wall of each protective cover is fixedly connected with a sealing gasket, and the sealing gasket is made of rubber.

As a preferable technical scheme of the utility model, the front face of one of the two protective covers is fixedly connected with a model mark, and the model mark is engraved and molded.

As the preferable technical scheme of the utility model, a group of oil filling ports are formed in the inner wall of the bearing seat, and the oil filling ports are matched with the oil filling holes.

As the preferable technical scheme of the utility model, the outer surface of the bearing seat is fixedly connected with two mounting plates, and two groups of mounting holes are formed in one side surface of the two mounting plates, which is far away from each other.

The utility model provides a special aligning roller bearing for a pile driver, which has the following beneficial effects:

according to the utility model, the outer protection can be carried out on the bearing outer ring through the annular groove, the damping gasket and the oil filling port, damage to the bearing outer ring caused by interference installation of the bearing outer ring is avoided, oil filling is conveniently carried out inside the roller bearing through the oil filling port, the abrasion degree of the rolling roller inside the roller bearing is reduced, dust prevention can be carried out inside the roller bearing through the protection cover, the first annular clamping groove, the second annular clamping groove and the sealing gasket, dust pollution to the rolling roller is avoided, effective protection on the rolling roller is realized, and the service life of the roller bearing is effectively prolonged.

Drawings

FIG. 1 is a schematic view of the overall perspective structure of a self-aligning roller bearing for a pile driver according to the present utility model;

FIG. 2 is a schematic view of the internal sectional structure of the aligning roller bearing special for the pile driver of the present utility model;

FIG. 3 is a front view of the bearing outer race of the self-aligning roller bearing for pile drivers of the present utility model;

FIG. 4 is a schematic view showing the internal sectional structure of a protective cover of the aligning roller bearing special for the pile driver;

fig. 5 is a schematic perspective view of a bearing seat of the aligning roller bearing special for the pile driver.

In the figure: 1. a bearing outer ring; 2. a bearing inner ring; 3. the first annular clamping groove; 4. the second annular clamping groove; 5. a rolling roller; 6. a holding frame; 7. an oil filling hole; 8. an annular groove; 9. a damping washer; 10. a ball groove; 11. a model mark; 12. a protective cover; 13. a sealing gasket; 14. a bearing seat; 15. a mounting plate; 16. a mounting hole; 17. and an oil filling port.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a special aligning roller bearing of pile driver, including bearing outer lane 1, the inside of bearing outer lane 1 is equipped with bearing inner circle 2, the inside of bearing outer lane 1 and the joint jointly have the holding frame 6 of the surface of bearing inner circle 2, two sets of annular arrangement's ball groove 10 have been seted up to the surface of holding frame 6, the inside of every ball groove 10 all joint has rolling roller 5, annular groove 8 has been seted up to the surface of bearing outer lane 1, the inside fixedly connected with damping washer 9 of annular groove 8, a set of oil filler point 7 has been seted up jointly to the interior diapire of annular groove 8 and the surface of damping washer 9, the surface cover of bearing outer lane 1 is equipped with bearing frame 14, the inner wall of bearing frame 14 contacts with the surface of damping washer 9.

The front of the bearing outer ring 1 and the back of the bearing outer ring 1 are both provided with first annular clamping grooves 3, the front of the bearing inner ring 2 and the back of the bearing inner ring 2 are both provided with second annular clamping grooves 4, the inner walls of each first annular clamping groove 3 and each second annular clamping groove 4 are both clamped with a protective cover 12, the rapid installation of the protective cover 12 can be realized, and the external protection of the needle bearing is facilitated.

Wherein, the equal fixedly connected with sealing washer 13 of inner wall of every protective cover 12, sealing washer 13 are the rubber material, can increase the sealing performance of protective cover 12, effectively avoid the dust to enter into roller bearing's inside, the installation of being convenient for roller bearing uses.

The front fixedly connected with model mark 11 of two protection covers 12 wherein, model mark 11 sculpture shaping can be carried out the sign to roller bearing's model and explained, and the people of being convenient for use roller bearing.

The inner wall of the bearing seat 14 is provided with a group of oil filling ports 17, and the oil filling ports 17 are matched with the oil filling holes 7, so that the roller bearing can be conveniently filled with oil.

Wherein, the surface fixedly connected with of bearing frame 14 two mounting panels 15, two sets of mounting holes 16 have all been seted up to one side that two mounting panels 15 kept away from each other, can install fixedly to bearing frame 14, the use to roller bearing of being convenient for.

Specific use and action of the embodiment:

when the anti-dust type roller bearing is used, firstly, the roller bearing is assembled through the bearing outer ring 1, the bearing inner ring 2, the retaining frame 6 and the rolling rollers 5, then the protective cover 12 is clamped into the first annular clamping groove 3 and the second annular clamping groove 4, the protective cover 12 is mounted, the damping washer 9 is sleeved in the annular groove 8 on the surface of the bearing outer ring 1, the oil filling holes 7 are aligned, lubricating oil is filled into the roller bearing through the oil filling holes 7, the lubricating property of the rolling rollers 5 is improved, meanwhile, the protective cover 12 and the sealing washer 13 are utilized for dust prevention protection of the roller bearing, dust is prevented from entering the roller bearing, and safe use of the roller bearing is realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. Special aligning roller bearing of pile driver, its characterized in that: including bearing inner race (1), the inside of bearing inner race (1) is equipped with bearing inner race (2), the inside of bearing inner race (1) has joint with the surface of bearing inner race (2) kept frame (6), the surface that keeps frame (6) has seted up two sets of annular range's ball groove (10), every the inside of ball groove (10) has all the joint rolling roller (5), annular groove (8) have been seted up to the surface of bearing inner race (1), the inside fixedly connected with damping washer (9) of annular groove (8), a set of oil filler point (7) have been offered jointly to the interior wall of annular groove (8) and the surface of damping washer (9), the surface cover of bearing inner race (1) is equipped with bearing frame (14), the inner wall of bearing frame (14) contacts with the surface of damping washer (9), first annular draw-in groove (3) have all been seted up to the front of bearing inner race (1) and the back, second annular draw-in groove (4) have all been seted up to the front of bearing inner race (2), every first annular draw-in groove (3) and the common protection lid of second annular draw-in groove (12).

2. The self-aligning roller bearing for a pile driver according to claim 1, wherein: the inner wall of each protective cover (12) is fixedly connected with a sealing gasket (13), and the sealing gasket (13) is made of rubber.

3. The self-aligning roller bearing for a pile driver according to claim 1, wherein: the front face of one of the two protective covers (12) is fixedly connected with a model mark (11), and the model mark (11) is engraved.

4. The self-aligning roller bearing for a pile driver according to claim 1, wherein: a group of oil filling ports (17) are formed in the inner wall of the bearing seat (14), and the oil filling ports (17) are matched with the oil filling holes (7).

5. The self-aligning roller bearing for a pile driver according to claim 1, wherein: the outer surface of the bearing seat (14) is fixedly connected with two mounting plates (15), and two groups of mounting holes (16) are formed in one side surface, away from each other, of each mounting plate (15).