CN219366603U - Corrugated roller shaft head bearing structure - Google Patents

Abstract

The utility model provides a corrugated roller shaft head bearing structure, which comprises a corrugated roller main body, wherein a main shaft is arranged at the side end of the corrugated roller main body, a spherical shaft is fixedly arranged on the main shaft, a spherical sleeve is sleeved outside the spherical shaft, an outer shaft sleeve is arranged outside the spherical sleeve, and a sliding piece is arranged between the outer shaft sleeve and the spherical sleeve; compared with the prior art, the corrugated roller has a simple structure, the spherical shaft and the spherical sleeve can ensure that the corrugated roller automatically tilts for a certain angle when being subjected to offset deformation, and meanwhile, the outer shaft sleeve and the spherical sleeve can be offset on the axis under the cooperation of the sliding piece and the sliding groove, so that the abrasion of the corrugated roller during rotation is reduced, and the service life of the whole corrugated roller is prolonged.

Description

Corrugated roller shaft head bearing structure

Technical Field

The utility model relates to the technical field of bearings, in particular to a corrugated roller shaft head bearing structure.

Background

In corrugated board processing equipment, a corrugated roller is one of necessary parts in the equipment, the length of the corrugated roller is generally longer, the central position of the corrugated roller is deformed under the action of gravity, the bearings arranged on two sides of the corrugated roller are worn under the long-term action, and a special bearing method is needed; however, the precision requirement of the special bearing is high, and the cost is extremely high, so that a corrugated roller connecting shaft with simple structure and lower cost is needed.

Disclosure of Invention

The utility model aims to provide a corrugated roller shaft head bearing structure, which aims to solve the problems of higher cost and complex structure of a special bearing.

In order to achieve the above purpose, the utility model provides a corrugated roller shaft head bearing structure, which comprises a corrugated roller main body, wherein a main shaft is arranged at the side end of the corrugated roller main body, a spherical shaft is fixedly arranged on the main shaft, a spherical sleeve is sleeved on the outer side of the spherical shaft, the spherical sleeve is fit with the spherical shaft, and the spherical shaft can freely rotate in the spherical sleeve; the outer sleeve is arranged on the outer side of the spherical sleeve, a sliding piece is arranged between the outer sleeve and the spherical sleeve, sliding grooves are formed between the spherical sleeve and the outer sleeve, the sliding piece can slide in the sliding grooves, and the length of the sliding grooves on the spherical sleeve is slightly longer than that of the sliding piece.

Further, a spacer is arranged between each sliding piece, and dust-proof rings are arranged on two sides of the spacer.

Further, a limiting ring is arranged on the spherical sleeve.

Further, a lubrication groove is formed in the spherical sleeve.

Further, the sliding piece is of a columnar structure, and the axial direction of the sliding piece of the columnar structure is parallel to the axial direction of the main shaft.

Further, the spherical shaft and the main shaft are integrally formed.

Further, the whole material of the sliding piece is high-chromium steel.

Compared with the prior art, the corrugated roller shaft head bearing structure provided by the utility model has the advantages that the structure is simple, the spherical shaft and the spherical sleeve can ensure that the corrugated roller automatically tilts for a certain angle when the corrugated roller is subjected to offset deformation, and meanwhile, the outer shaft sleeve and the spherical sleeve can be offset on the axis under the cooperation of the sliding piece and the sliding groove, so that the abrasion of the corrugated roller during rotation is reduced, and the service life of the whole corrugated roller is prolonged.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an internal structural view of the present utility model;

FIG. 3 is an enlarged partial view of portion A of FIG. 2;

fig. 4 is an exploded view of the present utility model.

Reference numerals illustrate: 1. a main shaft; 2. a ball-shaped shaft; 3. a spherical sleeve; 4. a slider; 5. a spacer block; 6. a dust ring; 7. a limiting ring; 8. a sliding groove; 9. a lubrication oil groove; 10. an outer sleeve.

Detailed Description

The present utility model will be described in detail with reference to specific examples.

In the present utility model, unless explicitly stated and limited otherwise, when terminology such as "disposed," "connected," or "connected" is intended to be interpreted broadly, such as, for example, a fixed connection, a removable connection, or an integral connection; may be directly connected or connected through one or more intermediaries. The specific meaning of the terms described above in the present utility model can be understood by those skilled in the art according to the specific circumstances. The direction words appearing in the utility model are used for better explaining the characteristics of the features and the relation among the features, and it is understood that when the arrangement direction of the utility model is changed, the characteristics of the features and the directions of the relation among the features are correspondingly changed, so that the direction words do not form absolute limiting effect on the characteristics of the features and the relation among the features in space, and only play a role in relative limiting.

As shown in fig. 1 to 4, a corrugated roller shaft head bearing structure comprises a corrugated roller main body, wherein a main shaft 1 is arranged at the side end of the corrugated roller main body, a spherical shaft 2 is arranged on the main shaft 1, the spherical shaft 2 is fixedly arranged on the main shaft 1, a spherical sleeve 3 is arranged on the outer side of the spherical shaft 2, the inner wall of the spherical sleeve 3 is matched with the spherical shaft 2, and the spherical shaft 2 can freely rotate in the spherical sleeve 3.

An outer hub 10 is provided outside the spherical sleeve 3, and a plurality of sliding members 4 are provided between the outer hub 10 and the spherical sleeve 3, wherein the sliding members 4 can reduce friction between the spherical sleeve 3 and the outer hub 10, so that the outer hub 10 and the spherical sleeve 3 can rotate along the axis. In order to limit the position of the sliding element 4 between the outer sleeve 10 and the spherical sleeve 3, a sliding groove 8 is arranged between the outer sleeve 10 and the spherical sleeve 3, the sliding groove 8 in the outer sleeve 10 is matched with the sliding element 4 in length, and the sliding groove 8 in the spherical sleeve 3 is slightly longer than the sliding element 4, so that the outer sleeve 10 and the spherical sleeve 3 can deviate a certain distance in the axial direction of the main shaft 1, lubricating oil can be retained in the sliding groove 8, and the friction force between the sliding groove 8 and the sliding groove is further reduced.

Preferably, the slider 4 has a columnar structure, and the axial direction of the slider 4 of the columnar structure is parallel to the axial direction of the spindle 1.

The spacing blocks 5 are arranged between the sliding pieces 4, and the spacing blocks 5 can limit the relative positions of the sliding pieces 4, so that the sliding pieces 4 are prevented from being interfered with each other, and can normally rotate; the two sides of the spacing block 5 are also provided with dust-proof rings 6, and the dust-proof rings 6 can prevent external dust from entering the inside of the spacing block, thereby influencing the service life of the embodiment.

The spherical sleeve 3 is provided with the spacing collar 7 near the dust ring 6, and the spacing collar 7 can restrict the position of the dust ring 6, avoids the dust ring 6 to deviate when the spherical sleeve 3 and the outer sleeve 10 transversely move, and accordingly guarantees the service life of the dust ring 6.

The surface of the spherical sleeve 3 facing the spherical shaft 2 is also provided with a lubricating oil groove 9, and a small amount of lubricating oil can be contained in the lubricating oil groove 9, so that the spherical shaft 2 is smoother in rotation.

In the working process of the corrugated roller, the central position of the corrugated roller can generate a certain amount of deformation under the action of gravity, the spherical shaft 2 and the spherical sleeve 3 arranged on the main shaft 1 can avoid the influence of deformation on the angle of the corrugated roller, and the sliding groove 8 on the spherical sleeve 3 and the sliding piece 4 are matched with each other to reduce the deformation on the horizontal distance so as to ensure that the abrasion of the corrugated roller caused in normal working is reduced and the service life of the corrugated roller is prolonged.

Preferably, the entire material of the slider 4 is high chromium steel.

Preferably, the ball-type shaft 2 is integrally formed with the main shaft 1. Based on such a structure, the spherical shaft 2 can be integrally injection molded when the spindle 1 is produced, and then the spherical shaft 2 is finished to obtain the required surface smoothness, so that the assembly process can be reduced, and the production efficiency can be improved.

The above-described embodiments and features of the embodiments may be combined with each other without conflict.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a corrugated roller spindle nose bears structure, includes corrugated roller main part, its characterized in that: the corrugated roller is characterized in that a main shaft (1) is arranged at the side end of the corrugated roller main body, a spherical shaft (2) is fixedly arranged on the main shaft (1), a spherical sleeve (3) is sleeved on the outer side of the spherical shaft (2), the spherical sleeve (3) is matched with the spherical shaft (2), and the spherical shaft (2) can freely rotate in the spherical sleeve (3); the outer side of the spherical sleeve (3) is provided with an outer shaft sleeve (10), a sliding part (4) is arranged between the outer shaft sleeve (10) and the spherical sleeve (3), sliding grooves (8) are formed between the spherical sleeve (3) and the outer shaft sleeve (10), the sliding part (4) can slide along the axial direction of the main shaft (1) in the sliding grooves (8), and the length of the sliding grooves (8) on the spherical sleeve (3) is slightly longer than that of the sliding part (4).

2. The corrugating roll head load bearing structure of claim 1, wherein: spacer blocks (5) are arranged between the sliding pieces (4), and dust-proof rings (6) are arranged on two sides of each spacer block (5).

3. The corrugating roll head load bearing structure of claim 1, wherein: and a limiting ring (7) is arranged on the spherical sleeve (3).

4. The corrugating roll head load bearing structure of claim 1, wherein: the surface of the spherical sleeve (3) facing the spherical shaft (2) is provided with a lubricating oil groove (9).

5. The corrugating roll head load bearing structure of claim 1, wherein: the sliding piece (4) is of a columnar structure, and the axial direction of the sliding piece (4) of the columnar structure is parallel to the axial direction of the main shaft (1).

6. The corrugating roll head load bearing structure of claim 1, wherein: the ball-shaped shaft (2) and the main shaft (1) are integrally formed.

7. The corrugating roll head load bearing structure of claim 1, wherein: the whole material of the sliding piece (4) is high-chromium steel.