CN222999380U - Pre-finish rolling group loop carrier roller of high-speed wire rod mill - Google Patents

Abstract

The utility model relates to the technical field of loop carrier rollers, and discloses a pre-finish rolling loop carrier roller of a high-speed wire rolling mill, which comprises a loop carrier roller main body, mounting bearings and a connecting shaft, wherein the interior of the loop carrier roller main body is provided with mounting holes, both ends of the mounting holes are provided with the mounting bearings, the inner rings of the two mounting bearings are fixedly sleeved on the outer surface of the connecting shaft, the connecting shaft penetrates through the loop carrier roller main body in a penetrating way, one end of the loop carrier roller main body is fixedly provided with a liquid inlet, the sealing cover is sleeved on the screw thread on the liquid inlet, and the annular flow guide structure can lubricate and maintain the bearing inner layer of the group loop carrier roller, so that the rotation blocking of the group loop carrier roller caused by the blocking of the inner bearing is avoided, the problem that the inner side of the existing high-speed wire rod rolling mill is inconvenient to lubricate and maintain after installation is solved, and the convenience of the group loop carrier roller in maintenance is greatly improved.

Description

Pre-finish rolling group loop carrier roller of high-speed wire rod mill

Technical Field

The utility model relates to the technical field of loop roller assembling, in particular to a pre-finish rolling loop roller assembling for a high-speed wire rolling mill.

Background

The main functions of the pre-finishing mill group are to perform preliminary forming on incoming materials of the rough and medium rolling mill and provide blanks with qualified shapes for the finishing mill group, in order to ensure that blanks with uniform pass strip sizes can be provided for the finishing mill group, a loop is generally designed between every two rolling mills in the pre-finishing mill group, and the purpose of loop control is to realize tension-free rolling between two adjacent frames so as to maintain good surface shape and dimensional accuracy of intermediate rolled pieces.

The carrier roller plays a role in lifting the head and the tail of a rolled piece, so that the head of the rolled piece returns to a normal rolling line and smoothly enters an inlet guide of the next frame, the existing loop carrier roller can be assembled and sleeved on a bearing when in use, after the complete assembly, the lubrication of the inner layer of the bearing is more complicated, and the lubrication effect is limited only by the lubrication of the outer layer.

Disclosure of Invention

The utility model provides a pre-finish rolling group loop carrier roller of a high-speed wire mill, which aims to solve the problem that the lubrication and maintenance operations on the inner side of the pre-finish rolling group loop carrier roller of the conventional high-speed wire mill are inconvenient after the pre-finish rolling group loop carrier roller is installed.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a high-speed wire rod rolling mill finish rolling group loop bearing roller in advance, includes cover bearing roller main part, installation bearing and connecting axle, the mounting hole has been seted up to the inside of cover bearing roller main part, installation bearing is all installed at the mounting hole both ends, two the fixed cover of installation bearing inner race is established on the connecting axle surface, and the connecting axle alternates and run through the cover bearing roller main part, cover bearing roller main part one end is fixed with the inlet, and the screw thread cover has sealed lid on the inlet, the inside drain passageway that has been seted up of cover bearing roller main part of inlet side, and the drain passageway is kept away from the inside outer drain passageway of having seted up of cover bearing roller main part of inlet end, the flow distribution passageway has been seted up to outer drain passageway inboard symmetry.

Furthermore, the inner surfaces of the two ends of the mounting hole are glued and fixed with anti-slip sealing rubber sleeves, and the diameters of the inner rings of the anti-slip sealing rubber sleeves are equal to the diameters of the outer rings of the mounting bearings.

Further, an outer supporting ring is fixed on the inner side of the middle of the mounting hole, an inner supporting ring is sleeved on the inner side of the outer supporting ring, and the outer surface of the inner supporting ring is fixedly connected with the inner wall of the outer supporting ring through a connecting rod.

Further, a diversion channel communicated with the inside of the sleeve carrier roller main body is arranged at the inner side of the outer supporting ring, an inner liquid guide ring is arranged in the outer supporting ring of which the diversion channel is far away from the outer liquid guide ring channel end, a liquid outlet is arranged at the inner side of each inner liquid guide ring in a communicated manner, and the liquid outlet extends between the outer surface of the inner supporting ring and the surface of the outer supporting ring.

Further, the diameter of the inner ring of the outer support ring is smaller than the diameter of the outer ring of the opening of the mounting bearing, and the diameters of the outer rings of the inner support ring are all larger than the diameter of the inner ring of the opening of the inner support ring.

Further, the inner support ring is provided in a ring shape to be fitted with the connection shaft, and the lengths of the outer support ring and the inner support ring are smaller than the distance between the two mounting bearings.

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

1. According to the utility model, through the surrounding type flow guiding structure, lubrication maintenance can be carried out on the bearing inner layer of the group loop carrier roller, the rotation blocking of the group loop carrier roller caused by the blocking of the inner bearing is avoided, the problem that the lubrication maintenance operation of the inner side of the pre-finish rolling group loop carrier roller of the existing high-speed wire rolling mill is inconvenient after installation is solved, and the convenience of the maintenance of the group loop carrier roller is greatly improved.

2. According to the utility model, the stability of the loop carrier roller during rotation can be ensured through the anti-skid sealing rubber sleeves at the two ends of the mounting hole, and lubricating oil can not directly flow out of a gap between the mounting hole and the outer surface of the mounting bearing after lubrication, so that the lubrication effect is ensured.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic perspective view of a group loop idler according to one embodiment of the present application;

Fig. 2 is a schematic elevational cross-sectional view of the assembled loop idler of the embodiment of fig. 1;

fig. 3 is a schematic elevational cross-sectional view of the configuration of the loop roller of the embodiment of fig. 1.

The reference numerals in the figure are 1, a sleeve carrier roller main body, 2, a mounting hole, 3, an anti-slip sealing rubber sleeve, 4, a mounting bearing, 5, a connecting shaft, 6, a liquid inlet, 7, a sealing cover, 8, a liquid guide channel, 9, an outer liquid guide ring channel, 10, an outer support ring, 11, an inner support ring, 12, a connecting rod, 13, a diversion channel, 14, an inner liquid guide ring and 15, and a liquid outlet.

Detailed Description

In order to make the application object, feature and advantage of the present application more obvious and understandable, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the embodiments described below are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1, fig. 2 and fig. 3, a loop carrier roller of a finish rolling group in advance of a high-speed wire rolling mill comprises a loop carrier roller main body 1, a mounting bearing 4 and a connecting shaft 5, wherein a mounting hole 2 is formed in the loop carrier roller main body 1, the mounting bearings 4 are all mounted at two ends of the mounting hole 2, two inner rings of the mounting bearings 4 are fixedly sleeved on the outer surface of the connecting shaft 5, the connecting shaft 5 penetrates through the loop carrier roller main body 1, a liquid inlet 6 is fixed at one end of the loop carrier roller main body 1, a sealing cover 7 is sleeved on the liquid inlet 6 in a threaded manner, a liquid guide channel 8 is formed in the loop carrier roller main body 1 on the side edge of the liquid inlet 6 in a penetrating manner, an outer liquid guide channel 9 is formed in the loop carrier roller main body 1 far away from the liquid inlet 6, and a diversion channel 13 is symmetrically formed in the inner side of the outer liquid guide channel 9.

Specifically, when it is necessary to lubricate the inner side of the mounting bearing 4, the seal cover 7 is screwed, the liquid inlet 6 is opened, lubricating oil is introduced into the outer liquid guide ring 9 through the liquid guide channel 8, and is split into the split channel 13 through the outer liquid guide ring 9, then flows into the inner liquid guide ring 14 through the split channel 13, and is discharged through the inner liquid guide ring 14, and lubrication maintenance is performed on the inner side of the mounting bearing 4.

As an optimization scheme, as shown in fig. 3, the inner surfaces at two ends of the mounting hole 2 are both glued and fixed with the anti-slip sealing rubber sleeve 3, the inner ring diameter of the anti-slip sealing rubber sleeve 3 is equal to the outer ring diameter of the mounting bearing 4, the inner side of the middle part of the mounting hole 2 is fixed with the outer support ring 10, the inner ring diameter of the outer support ring 10 is smaller than the outer ring diameter of the opening of the mounting bearing 4, the outer ring diameter of the inner support ring 11 is larger than the inner ring diameter of the opening of the inner support ring 11, the inner support ring 11 is sleeved with the inner support ring 11, the inner support ring 11 is arranged into an annular shape matched with the connecting shaft 5, the lengths of the outer support ring 10 and the inner support ring 11 are smaller than the distance between the two mounting bearings 4, the outer surface of the inner support ring 11 is fixedly connected with the inner wall of the outer support ring 10 through the connecting rod 12, the inner side of the outer support ring 10 is provided with the split flow channel 13 which is communicated with the inner part of the sleeve carrier roller main body 1, the inner side of the split flow channel 13 is far away from the outer support ring 10 at the end of the outer support ring 9, the inner guide ring 14 is provided with the inner guide ring 14, the inner side of each inner guide ring 14 is communicated with the liquid outlet 15, and the inner side of the inner guide ring 15 is provided with the liquid outlet 15, and the liquid outlet 15 extends to the outer surface of the outer support ring 11.

Specifically, after the lubricating oil is discharged through the inner liquid guide ring 14, the lubricating oil can quickly enter the opening of the mounting bearing 4 under the guidance of the outer support ring 10 and the inner support ring 11, so that the inner side of the mounting bearing 4 can be lubricated, the lubrication accuracy is ensured, the sealing performance between the mounting hole 2 and the mounting bearing 4 is increased by the anti-skid sealing rubber sleeve 3, and the lubricating oil is prevented from flowing out through the mounting hole 2.

It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application 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 application 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.

While the application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that the foregoing embodiments may be modified or equivalents may be substituted for some of the features thereof, and that the modifications or substitutions do not depart from the spirit and scope of the embodiments of the application.

Claims (6)

1. The utility model provides a high-speed wire rod rolling mill finish rolling group loop bearing roller in advance, its characterized in that includes cover bearing roller main part (1), installation bearing (4) and connecting axle (5), inside mounting hole (2) of having seted up of cover bearing roller main part (1), installation bearing (4) are all installed at mounting hole (2) both ends, two install bearing (4) inner circle fixed cover and establish on connecting axle (5) surface, and connecting axle (5) alternate to run through cover bearing roller main part (1), cover bearing roller main part (1) one end is fixed with inlet (6), and the screw thread cover is equipped with sealed lid (7) on inlet (6), liquid guide channel (8) have been seted up to the inside lining up of cover bearing roller main part (1) of inlet (6) side, and outside liquid guide channel (9) have been seted up to the inside outside liquid guide channel (9) of cover bearing roller main part (1) of liquid guide channel (8) end, outside liquid guide channel (9) inboard symmetry has seted up shunt channel (13).

2. The pre-finish rolling group loop carrier roller of the high-speed wire mill, as set forth in claim 1, is characterized in that the inner surfaces of the two ends of the mounting hole (2) are both fixedly glued with an anti-slip sealing rubber sleeve (3), and the diameters of the inner rings of the anti-slip sealing rubber sleeve (3) are equal to the diameters of the outer rings of the mounting bearings (4).

3. The pre-finish rolling group loop carrier roller of the high-speed wire mill, as set forth in claim 1, is characterized in that an outer support ring (10) is fixed on the inner side of the middle of the mounting hole (2), an inner support ring (11) is sleeved on the inner side of the outer support ring (10), and the outer surface of the inner support ring (11) is fixedly connected with the inner wall of the outer support ring (10) through a connecting rod (12).

4. The pre-finishing rolling group loop carrier roller of a high-speed wire mill, as set forth in claim 3, is characterized in that a diversion channel (13) communicated with the inside of the loop carrier roller main body (1) is arranged on the inner side of the outer support ring (10), an inner liquid guide ring (14) is arranged in the outer support ring (10) far away from the outer liquid guide ring channel (9), a liquid outlet (15) is arranged on the inner side of each inner liquid guide ring (14), and the liquid outlet (15) extends between the outer surface of the inner support ring (11) and the surface of the outer support ring (10).

5. The pre-finishing rolling group loop idler of a high-speed wire mill according to claim 3, wherein the diameter of the inner ring of the outer supporting ring (10) is smaller than the diameter of the outer ring of the opening of the mounting bearing (4), and the diameters of the outer rings of the inner supporting rings (11) are all larger than the diameter of the inner ring of the opening of the inner supporting ring (11).

6. A high-speed wire rolling mill pre-finishing group loop idler as claimed in claim 3, wherein the inner support ring (11) is arranged in a ring shape matched with the connecting shaft (5), and the lengths of the outer support ring (10) and the inner support ring (11) are smaller than the distance between two mounting bearings (4).