Waterproof cover device for vertical roller bearing of wire rod vertical roller mill

Abstract

The utility model relates to the technical field of vertical roller rolling, and discloses a waterproof cover device for a vertical roller bearing of a wire rod vertical roller mill, which comprises a vertical roller body, a water retaining sealing ring fixedly mounted at the bottom of the vertical roller body, and a waterproof mechanism arranged at the bottom of the water retaining sealing ring, the upper waterproof ring is fixedly mounted at the bottom of the vertical roll body, the lower waterproof ring is slidably mounted on the surface of the upper waterproof ring, and the base is fixedly mounted on the surface of the bottom of the lower waterproof ring. The utility model solves the problems in the prior art that cooling water is generated in the process that turbid circulating water cools the roller for a long time, so that water and other impurities are easy to enter the lower-end roller bearing, and the lower-end bearing is easy to damage, and meanwhile, a waterproof mechanism of a fixing device is adopted, so that the service life of the lower-end bearing is prolonged. When a bearing at the bottom of an internal vertical roll is damaged, the bearing is difficult to directly replace and maintain, so that the device has certain limitation.

Description

Technical Field

[0001] The utility model relates to the technical field of vertical rolling, in particular to a waterproof cover device for a vertical rolling bearing of a wire rod vertical rolling mill. Background Art

[0002] Vertical roller mill refers to the mechanical equipment used in the process of rolling steel from raw materials to finished products. It has the advantages of high mill rigidity, high strip quality, and time-saving and labor-saving roll change. Vertical roller mill generally includes several units consisting of a rolling mill and a series of auxiliary equipment. The machine that causes plastic deformation of the rolled piece is usually called a rolling mill. The rolling mill consists of a machine base, performance parameters and a main motor.

[0003] In the prior art, the lower end bearing of the wire rod rolling mill vertical roller will generate cooling water during the long-term cooling of the roller by turbid circulating water, which will cause water and other impurities to enter the lower end roller bearing easily, making the lower end bearing easy to be damaged. At the same time, the waterproof mechanism of the fixed device is used. When the bearing at the bottom of the internal vertical roller is damaged, it is difficult to directly replace and repair it, resulting in certain limitations of the device. Utility Model Content

[0004] The utility model aims to provide a waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill, so as to achieve the purpose of solving the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill, comprising a vertical roller body,

[0006] A water-retaining sealing ring fixedly mounted on the bottom of the vertical roller body;

[0007] and a waterproof mechanism arranged at the bottom of the water retaining seal ring;

[0008] The waterproof mechanism comprises:

[0009] The upper waterproof ring is fixedly installed on the bottom of the vertical roller body;

[0010] A lower waterproof ring slidably mounted on the surface of the upper waterproof ring;

[0011] A base fixedly mounted on the bottom surface of the lower waterproof ring;

[0012] A connecting rod fixedly installed at the bottom of the upper waterproof ring;

[0013] A baffle fixedly mounted on the bottom of the connecting rod;

[0014] A limit block movably sleeved on the surface of the connecting rod;

[0015] The other end of the limit block is installed on the inner wall of the slide groove provided on the inner wall of the lower waterproof ring.

[0016] Preferably, a vertical roller lower end bearing is installed at the bottom of the vertical roller body, so as to rotate the vertical roller body through the vertical roller lower end bearing.

[0017] Preferably, there are two connecting rods, and the two connecting rods are equal in shape and size, which effectively promotes the connection between the waterproof rings.

[0018] Preferably, the slide groove is arranged around the inner wall of the lower waterproof ring, and the limit block is always located inside the slide groove.

[0019] Preferably, the height of the lower waterproof ring is greater than that of the upper waterproof ring, which effectively protects the bearing at the lower end.

[0020] Preferably, the outer side of the limit block is movably connected to the inner wall of the slide groove, and the limit block can rotate in the inner part of the slide groove.

[0021] Preferably, the outer wall of the upper waterproof ring is slidably connected to the inner wall of the lower waterproof ring, and the lower waterproof ring can slide up and down.

[0022] The utility model provides a waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill, which has the following beneficial effects:

[0023] (1) The utility model drives the water-retaining sealing ring to rotate through the vertical roller body. Under the action of the eccentricity, part of the cooling water will flow to the surrounding positions, and part of the water will flow to the upper surface of the waterproof mechanism through the sealing ring. Due to the action of the base, the inner wall of the lower waterproof ring will prompt the limit block to be connected with the stop block. The lower waterproof ring effectively prevents the cooling water from entering the lower end bearing of the vertical roller. When the upper waterproof ring rotates, it will drive the limit block to rotate. One end of the limit block will slide on the inner wall of the slide groove, effectively waterproofing the lower end bearing of the vertical roller. This solves the problem in the prior art that the lower end bearing of the vertical roller of the wire rod rolling mill is easily damaged due to the long-term cooling of the roller by turbid ring water, which will generate cooling water in the process, causing the lower end roller bearing to be easily infiltrated with water and other impurities.

[0024] (2) When the lower end bearing is to be repaired or replaced, the utility model can effectively cause the lower waterproof ring to slide inside the upper waterproof ring by the operator lifting the base, and the slide groove will drive the limit block to move up and down, and the limit block will slide on the surface of the connecting rod, so as to effectively and quickly repair the bearing, thereby solving the problem that when the waterproof mechanism of the fixed device is used, the bearing at the bottom of the internal vertical roller is difficult to be directly replaced and repaired when it is damaged, resulting in certain limitations of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a front view of the utility model;

[0026] Figure 2 This is a front cross-sectional view of the waterproof ring of the utility model;

[0027] Figure 3 For this utility model Figure 2 A partial enlarged view of middle A;

[0028] Figure 4 This is a schematic diagram of the connection between the base and the waterproof ring of the utility model

[0029] Figure 5 It is a structural schematic diagram of the limit block of the utility model.

[0030] In the figure: 1 vertical roller body, 2 waterproof mechanism, 201 upper waterproof ring, 202 base, 203 lower waterproof ring, 204 slide, 205 baffle, 206 connecting rod, 207 limit block, 3 vertical roller lower end bearing, 4 water-blocking sealing ring. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0032] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] like Figure 1-5 As shown, the utility model provides a technical solution: a waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill, comprising a vertical roller body 1, a vertical roller lower end bearing 3 is installed at the bottom of the vertical roller body 1,

[0036] A water-retaining sealing ring 4 is fixedly mounted on the bottom of the vertical roller body 1;

[0037] and a waterproof mechanism 2 arranged at the bottom of the water retaining seal ring 4;

[0038] The waterproof mechanism 2 comprises:

[0039] An upper waterproof ring 201 is fixedly mounted on the bottom of the vertical roller body 1, and the outer wall of the upper waterproof ring 201 is slidably connected with the inner wall of the lower waterproof ring 203;

[0040] A lower waterproof ring 203 is slidably mounted on the surface of the upper waterproof ring 201, and the height of the lower waterproof ring 203 is greater than the height of the upper waterproof ring 201;

[0041] A base 202 fixedly mounted on the bottom surface of the lower waterproof ring 203;

[0042] A connecting rod 206 fixedly mounted at the bottom of the upper waterproof ring 201, wherein there are two connecting rods 206, and the two connecting rods 206 are equal in shape and size;

[0043] A baffle 205 fixedly mounted on the bottom of the connecting rod 206;

[0044] The limit block 207 is movably sleeved on the surface of the connecting rod 206, and the outer side of the limit block 207 is movably connected to the inner wall of the slide groove 204. The water-retaining sealing ring 4 is driven to rotate by the vertical roller body 1. Under the action of the eccentricity, part of the cooling water flows to the surrounding positions, and part of the water flows to the upper surface of the waterproof mechanism through the sealing ring 4. Due to the action of the base 202, the inner wall of the lower waterproof ring 203 will prompt the limit block 207 to be connected with the stop block 205, and the lower waterproof ring 203 is effectively To prevent the cooling water from entering the lower end bearing 3 of the vertical roller, when the upper waterproof ring 201 rotates, it will drive the limit block 207 to rotate, and one end of the limit block 207 will slide on the inner wall of the slide groove 204, effectively waterproofing the lower end bearing 3 of the vertical roller, solving the problem in the prior art that the lower end bearing of the vertical roller of the wire rod rolling mill will be easily damaged due to the long-term cooling of the roller by the turbid ring water, which will generate cooling water in the process, causing the lower end roller bearing to be easily infiltrated with water and other impurities;

[0045] The other end of the limit block 207 is installed on the inner wall of the slide groove 204 opened on the inner wall of the lower waterproof ring 203. The slide groove 204 is opened around the inner wall of the lower waterproof ring 203. When the lower end bearing is repaired and replaced, the operator can lift the base 202 to effectively cause the lower waterproof ring 203 to slide inside the upper waterproof ring 201, and the slide groove 204 will drive the limit block 207 to move up and down, and the limit block 207 will slide on the surface of the connecting rod 206, so as to effectively and quickly repair the bearing. This solves the problem that when the waterproof mechanism of the fixed device is used, it is difficult to directly replace and repair the bearing at the bottom of the internal vertical roller when it is damaged, resulting in certain limitations of the device.

[0046] Working principle: When the device is in use, during the steel rolling process, the cooling water generated will flow downward through the roller surface, and during the flow, it will first pass through the surface of the water-retaining sealing ring 4. When the vertical roller body 1 rotates, it will drive the water-retaining sealing ring 4 to rotate, which will cause part of the cooling water to flow to the surrounding positions, and part of the water will flow to the upper surface of the waterproof mechanism through the sealing ring 4. Due to the action of the base 202, the inner wall of the lower waterproof ring 203 will cause the limit block 207 to be connected with the block 205, and the lower waterproof ring 203 will effectively prevent the cooling water from entering the lower end bearing 3 of the vertical roller. The rotation of the upper waterproof ring 201 will not affect the rotation of the lower waterproof ring 203. When the lower end bearing is repaired and replaced, the operator can lift the base 202 to effectively cause the lower waterproof ring 203 to slide inside the upper waterproof ring 201, and the device completes its work.

[0047] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill, comprising a vertical roller body (1), A water-retaining sealing ring (4) fixedly mounted on the bottom of the vertical roller body (1); and a waterproof mechanism (2) arranged at the bottom of the water retaining seal ring (4); characterized in that: The waterproof mechanism (2) comprises: An upper waterproof ring (201) fixedly mounted on the bottom of the vertical roller body (1); A lower waterproof ring (203) slidably mounted on the surface of the upper waterproof ring (201); A base (202) fixedly mounted on the bottom surface of the lower waterproof ring (203); A connecting rod (206) fixedly mounted on the bottom of the upper waterproof ring (201); A baffle (205) fixedly mounted on the bottom of the connecting rod (206); A limit block (207) movably sleeved on the surface of the connecting rod (206); The other end of the limit block (207) is mounted on the inner wall of a slide groove (204) provided on the inner wall of the lower waterproof ring (203).

2. A waterproof cover device for a vertical roller bearing of a wire rod rolling mill according to claim 1, characterized in that: A vertical roller lower end bearing (3) is installed at the bottom of the vertical roller body (1).

3. A waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill according to claim 1, characterized in that: There are two connecting rods (206), and the two connecting rods (206) are equal in shape and size.

4. A waterproof cover device for a vertical roller bearing of a wire rod vertical roller rolling mill according to claim 3, characterized in that: The slide groove (204) is arranged around the inner wall of the lower waterproof ring (203).

5. A waterproof cover device for a vertical bar bearing of a wire rod rolling mill according to claim 4, characterized in that: The height of the lower waterproof ring (203) is greater than the height of the upper waterproof ring (201).

6. A waterproof cover device for a vertical bar bearing of a wire rod rolling mill according to claim 5, characterized in that: The outer side of the limit block (207) is movably connected to the inner wall of the sliding groove (204).

7. A waterproof cover device for a vertical roller bearing of a wire rod rolling mill according to claim 6, characterized in that: The outer wall of the upper waterproof ring (201) is slidably connected to the inner wall of the lower waterproof ring (203).

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