阅读说明：本技术 一种导向轮的维护装置及方法 (Maintenance device and method for guide wheel ) 是由 罗启军 夏锦明 梁俊峰 郑伟 林俊伟 于 2019-07-01 设计创作，主要内容包括：一种导向轮的维护装置及方法,包括：装置底座；轴插合凹件,其形成于装置底座；多个导轮紧固组件,其穿设安装于装置底座的边缘,导轮紧固组件平行于装置底座所在平面；导轮修复支撑件,其固定安装于装置底座的边缘。本发明解决了现有技术中存在的维护效率低下、人工成本较高的问题。(A maintenance device and method of a guide wheel includes: a device base; a shaft insertion concave member formed in the apparatus base; the guide wheel fastening assemblies are arranged at the edge of the device base in a penetrating way and are parallel to the plane of the device base; and the guide wheel repairing support is fixedly arranged on the edge of the device base. The invention solves the problems of low maintenance efficiency and high labor cost in the prior art.)

1. a maintenance device for a guide wheel, comprising:

A device base;

A shaft-insertion concave member formed at the device base;

The guide wheel fastening assemblies are arranged on the edge of the device base in a penetrating mode and are parallel to the plane of the device base;

A guide wheel repair support fixedly mounted to an edge of the device base.

2. The device of claim 1, wherein the device base comprises:

A load bearing plate;

An edge protrusion formed perpendicular to an edge of the load-bearing panel.

3. the apparatus of claim 1, wherein the edge bead comprises:

The two fastening component mounting parts are screw holes and are oppositely arranged;

a plurality of supporting wheel installation portions, be equipped with the leading wheel via hole between the supporting wheel installation portion.

4. The apparatus of claim 2, wherein the shaft engaging recess comprises:

A shaft insertion groove formed in the device base;

And the shaft insertion hole is formed at the bottom of the shaft insertion groove in a penetrating manner.

5. The device of claim 4, wherein the bore diameter of the shaft-insertion hole is larger than the cross-sectional radius of the guide axle.

6. The apparatus of claim 1, wherein the idler clamp assembly comprises:

The clamping parts are movably arranged on the device base;

And the clamping part moving parts are fixedly formed on one side of the clamping part facing to the edge of the device base.

7. The apparatus of claim 6, wherein the gripping portion mover comprises:

the force application end is a nut;

And the screw tightening parts are threaded rods and vertically penetrate through the fastening component mounting part.

8. The apparatus of claim 1, further comprising:

The inner side of the flange fixing ring piece is larger than the guide wheel in size;

the force application handle is formed on the outer side of the rim fixing ring piece, and the force application handle and the rim fixing ring piece are in the same plane.

9. The apparatus as defined in claim 1, wherein the idler repair support comprises:

A plurality of wheel shafts, the installation positions of which are parallel to the guide wheels which are horizontally arranged;

And the spacing between the pulleys is smaller than the diameter of the cross section of the guide wheel.

10. A method of maintaining a guide wheel, comprising:

Vertically inserting the guide wheel into the device base;

Fixing a wheel shaft and a lower end cover of the guide wheel by a shaft inserting concave part;

Clamping and fixing the guide wheel by a guide wheel fastening assembly;

The upper end cover is removed by the end cover removing lever piece;

and horizontally placing the guide wheel on the guide wheel repairing support piece to roll and repair the roller surface.

Technical Field

The invention relates to a metallurgical equipment maintenance technology, in particular to a maintenance device and a maintenance method of a guide wheel.

background

In recent years, with the rapid development of metallurgical manufacturing and related equipment technologies, along with the continuous replacement and optimization of metallurgical industry by metallurgical market environment, the design technologies of metallurgical processes, metallurgical equipment and processing equipment are continuously updated, the requirements on the metallurgical technologies, the process requirements, the quality of metallurgical finished products and the like in the construction process are also improved, and the maintenance of guide wheels is a difficult problem which needs to be overcome urgently. In the prior art, in the disassembling process, because of the rotation of a bearing, the guide wheel can automatically roll when the repair welding is performed if the ground is uneven in the repairing and welding process.

In conclusion, the surface rust removal technology in the prior art has the technical problems of low maintenance efficiency and high labor cost.

disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide a maintenance device and method for a guide wheel, which are used to solve the technical problems of low efficiency and high equipment failure rate in the prior art. To achieve the above and other related objects, the present invention provides a maintenance device of a guide wheel, including: a device base; a shaft insertion concave member formed in the apparatus base; the guide wheel fastening assemblies are arranged at the edge of the device base in a penetrating way and are parallel to the plane of the device base; and the guide wheel repairing support is fixedly arranged on the edge of the device base.

In one embodiment of the present invention, the apparatus base includes: a load bearing plate; and the edge convex part is vertically formed on the edge of the bearing plate.

in one embodiment of the present invention, the edge protrusion includes: the two fastening component mounting parts are screw holes and are oppositely arranged; a plurality of supporting wheel installation parts are provided with guide wheel via holes between the supporting wheel installation parts.

In one embodiment of the present invention, a shaft-fitting concave member includes: a shaft insertion groove formed in the device base; and the shaft inserting hole is formed at the bottom of the shaft inserting groove in a penetrating manner.

in one embodiment of the present invention, the bore diameter of the shaft-insertion hole is larger than the cross-sectional radius of the guide axle.

In one embodiment of the present invention, a guide wheel fastening assembly includes: the clamping parts are movably arranged on the device base; and the clamping part moving parts are fixedly formed on one side of the clamping part facing to the edge of the device base.

In one embodiment of the present invention, the clamping part moving member includes: the force application end is a nut; and the screw tightening parts are screw rods and vertically penetrate through the fastening component mounting part.

In an embodiment of the present invention, the maintenance device for a guide wheel further includes: the inner side of the flange fixing ring piece is larger than the guide wheel in size; and the force application handle is formed on the outer side of the rim fixing ring piece and is positioned in the same plane with the rim fixing ring piece.

In one embodiment of the present invention, a guide wheel repairing support includes: a plurality of wheel shafts, the installation positions of which are parallel to the guide wheels which are horizontally arranged; and the spacing between the pulleys is smaller than the diameter of the cross section of the guide wheel.

In an embodiment of the present invention, a maintenance method of a guide wheel includes: vertically inserting the guide wheel into the device base; the axle and the lower end cover of the guide wheel are fixed by the axle inserting concave part; clamping and fixing the guide wheel by a guide wheel fastening assembly; removing the upper end cover by using the end cover removing lever piece; and horizontally placing the guide wheel on the guide wheel repairing support piece to roll and repair the roller surface.

As described above, the maintenance device and method for the guide wheel provided by the invention have the following beneficial effects:

The maintenance device and the maintenance method for the guide wheel improve the maintenance efficiency of the guide wheel, are simple to manufacture, low in cost, low in personnel demand, short in maintenance time, obvious in effect of improving the maintenance efficiency of the guide wheel, safe and convenient in the process of adjusting the posture of the guide wheel, capable of improving the use reliability of the guide wheel, improving the safety of maintenance operation of the guide wheel, saving the working hours of operation occupation, saving a large amount of manpower, beneficial to re-optimization of resource allocation and improving the overall efficiency of metallurgical processing.

Drawings

fig. 1 is a schematic structural view of a maintenance device of a guide wheel according to the present invention.

fig. 2 is a schematic diagram illustrating steps of a maintenance method of a guide wheel according to the present invention.

Fig. 3 is a flowchart illustrating step S1 in fig. 1 in an embodiment.

description of the element reference numerals

1 device base

2 axle insertion concave part

3 guide wheel fastening assembly

4 guide wheel repairing support

5 rim fixing ring

6 handle of exerting oneself

11 bearing plate

12 edge projection

21 shaft inserting groove

22 shaft inserting hole

31 clamping part

32 moving part of clamping part

41 wheel axle

42 pulley

121 fastening assembly mounting portion

122 support wheel mounting portion

321 force applying end

322 screw fastening part

Description of step designations

FIGS. 3S 1-S5

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present specification.

Please refer to fig. 1 to 3. It should be understood that the drawings shown in the present specification are only for the purpose of illustration and description, and are not intended to limit the scope of the present invention, which is defined by the claims, and they should not be construed as an essential meaning in the art. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1, which is a schematic structural diagram of a maintenance device of a guide wheel of the present invention, as shown in fig. 1, the maintenance device of the guide wheel includes a device base 1, a shaft insertion concave part 2, a guide wheel fastening assembly 3 and a guide wheel repair support 4, the device base 1, in this embodiment, the maintenance device of the guide wheel is positioned in a repair area, so that an acting point is provided during disassembly, a middle small hole is a middle shaft fixing hole, a second layer is a guide wheel vertical lower bearing end cover fixing hole, left and right sides are guide wheel clamping devices, and upper and lower four bearings are grinding welding riding wheels. In one embodiment, the guide wheels with different sizes and different weights can be used for manufacturing the maintenance device of the corresponding guide wheel; the shaft inserting concave part 2 is formed on the device base 1, when the guide wheel is disassembled, the guide wheel is vertically inserted into the shaft inserting concave part 2 on the maintenance device of the guide wheel in an embodiment, the titanium-based steel combined hard alloy wear-resistant composite material guide and guard guide roller is a metallurgical plate guide roller, is a main consumption spare part in the finish rolling production process of hot-rolled strip steel in a steel mill in the field of steel, is also called a hot-rolled strip steel finishing mill guide and guard guide roller, is also called a finish rolling guide and guard roller, a roller guide and guard wheel, a roller guide wheel and a titanium carbide roller, ensures that the hot-rolled strip steel smoothly enters the rolling mill, prevents steel piling and tail throwing, and plays a role in guiding and clamping. The maximum rolling speed of the hot-rolled strip steel finishing mill reaches more than 28.5 m/s, the rotating speed of a guide roller (guide wheel) reaches more than 3200 r/min, the surface temperature reaches 800-; the guide wheel fastening assemblies 3 are arranged at the edge of the device base 1 in a penetrating way, the guide wheel fastening assemblies 3 are parallel to the plane of the device base 1, in one embodiment, 2 or more guide wheel fastening assemblies 3 can be arranged, and the guide wheel fastening assemblies 3 can fasten the guide wheel to a maintenance device of the guide wheel through a mechanical structure such as a screw or a segmented locking piece; guide wheel repairing supports 4 are fixedly arranged at the edge of the device base 1, in one embodiment, finish rolling side guide plates are positioned at the inlet and outlet of each finish rolling mill, the functions of the guide wheel repairing supports are that the head of a roughly rolled plate blank is accurately guided into the rolling mill after being centered, in addition, the guide wheel repairing supports are used for clamping the straight line running in the strip steel rolling process to prevent the strip steel from swinging left and right in the strip steel rolling process, the guide wheel is an important part of the side guide plate and consists of a middle shaft, a bearing, a roll surface and an end cover, the function of the guide wheel repairing supports is to reduce the scratch of a lining plate of the side guide plate on the strip steel, the strip steel rolling quality is improved, in one embodiment, the guide wheel is in contact with the hot strip steel for a. The guide wheels need to be replaced periodically and the worn guide wheel surfaces repaired and internal bearing inspected or replaced, and may be, for example, 180mm in diameter, the inlet section guide wheels may be, for example, 80kg, and the outlet section guide wheels may be, for example, 40 kg.

referring to fig. 1, the device base 1 includes a bearing plate 11 and an edge protrusion 12, the bearing plate 11, in this embodiment, a maintenance device of a guide wheel is positioned in a repair area, so that an acting point is generated during disassembly, a middle small hole is a middle shaft fixing hole, a second layer is a bearing end cover fixing hole vertically below the guide wheel, the left side and the right side are harvard as guide wheel clamping devices, and the upper and the lower four bearings are grinding welding riding wheels; the edge protrusion 12 is vertically formed on the edge of the bearing plate 11, in this embodiment, the strength of the edge protrusion 12 is matched with the weight of the guide wheel for maintenance, in this embodiment, the inner side of the joint of the edge protrusion 12 and the bearing plate can be reinforced with one or more reinforcing ribs or plates, for example, to enhance the installation strength of the edge protrusion 12.

Referring to fig. 1, the edge protrusion 12 includes two fastening assembly mounting portions 121 and a plurality of supporting wheel mounting portions 122, the two fastening assembly mounting portions 121 are screw holes, the fastening assembly mounting portions 121 are oppositely disposed, in an embodiment, the height of the fastening assembly mounting portions 121 is adapted to the exposed length of the guiding wheel shaft, the thickness of the end cover, the depth of the counter bore, and other dimensions of the components, so as to firmly clamp and fix the guiding wheel; the roller repairing support comprises a plurality of supporting wheel mounting portions 122, guide wheel through holes are formed between the supporting wheel mounting portions 122, in one embodiment, the setting height of the supporting wheel mounting portions 122 and the mounting distance between the supporting wheel mounting portions 122 need to be matched with the cross section size of a guide wheel to be maintained, such as the external diameter and the radian of the surface of the guide wheel, so that the roller surface of the guide wheel can be maintained through rolling of a sliding wheel when the guide wheel is stably and horizontally placed on the guide wheel repairing support 4.

Referring to fig. 1, the shaft engaging recess 2 includes a shaft engaging groove 21 and a shaft engaging hole 22, the shaft engaging groove 21 is formed in the device base 1, in an embodiment, the shaft engaging groove 21 may be a counter bore, and the size of the counter bore, such as the inner diameter and depth of the counter bore, is adapted to the outer diameter and thickness of the end cap of the guide wheel to be maintained, so as to accommodate the end cap portion of the guide wheel, and in an embodiment, the shaft engaging groove 21 is disposed below the clamping portion; a shaft insertion hole 22 formed through the bottom of the shaft insertion groove 21, in one embodiment, the guide wheel intermediate shaft is fixed by the shaft insertion hole 22 such as a middle opening, and a shaft insertion groove such as a counter bore is fixed on the guide wheel lower end cover.

referring to fig. 1, the diameter of the shaft insertion hole 22 is larger than the cross-sectional radius of the guide wheel shaft, and in one embodiment, the shaft insertion hole 22 may be disposed at the center of the maintenance device of the guide wheel to balance the supporting force of the bearing plate on the guide wheel during the vertical fixing of the guide wheel.

referring to fig. 1, the guide wheel fastening assembly 3 includes a plurality of clamping portions 31 and a plurality of clamping portion moving members 32, the plurality of clamping portions 31, the clamping portions 31 being movably mounted on the apparatus base 1, in an embodiment, the clamping portions 31 may be clamping plates with a predetermined curvature, in an embodiment, the curvature of the clamping plates is the same as the curvature of the roller surface of the guide wheel to be maintained, and the length of the clamping plates is smaller than the size of the opening formed by the edge convex portion of the bearing plate, in this embodiment, an anti-slip surface, such as a groove surface, may be disposed on one side surface of the clamping portions 31, such as the clamping plates, which is in contact with the roller surface of the guide wheel to be maintained, so as to prevent the roller surface of the guide wheel from slipping with the clamping plates and further press and fix the guide; and a plurality of clamping part moving members 32 fixedly formed at one side of the clamping part 31 facing the edge of the apparatus base 1, in one embodiment, the clamping roller surfaces can be fastened by two side clamping parts 31 such as haversian bolts, in one embodiment, the clamping part moving members 32 can be bolts or telescopic rods forming clamping parts at the joint of the sections.

Referring to fig. 1, the moving part 32 of the clamping part includes a force applying end 321 and a plurality of tightening parts 322, the force applying end 321 is a nut, in this embodiment, the nut can be a hexagonal nut or a double offset ring nut, etc., and the nut can be sleeved or inserted by a wrench, and the force is applied to the nut through a lever handle of the wrench; a plurality of screw portions 322, it is the screw rod, and the screw portion 322 is worn to locate fastening components installation department 121 perpendicularly, and the screw portion can adopt the screw rod of predetermineeing the cross section and predetermineeing intensity to guarantee that the structure of the maintenance device of leading wheel is firm under the clamping state.

referring to fig. 2, which is a schematic structural view of the end cap dismounting tool of the present invention, as shown in fig. 2, the maintenance device of the guide wheel further includes a rim fixing ring 5 and a force applying handle 6, the rim fixing ring 5 has an inside dimension larger than that of the guide wheel, in an embodiment, the rim fixing ring 5 and the force applying handle 6 can be respectively connected and fixed by, for example, welding after being molded by a mold; and the force application handle 6 is formed on the outer side of the rim fixing ring piece 5, the force application handle 6 and the rim fixing ring piece 5 are in the same plane, in one embodiment, a self-made special wrench provided with the rim fixing ring piece 5 and the force application handle 6 can be used in a matched mode to remove the upper end cover, and in one embodiment, the force application handle 6 can be arranged on a straight line where the diameter of the rim fixing ring piece 5 is located.

referring to fig. 1, the guide wheel repairing support 4 includes a plurality of wheel shafts 41 and a plurality of pulleys 42, the plurality of wheel shafts 41 being installed in parallel with the horizontally disposed guide wheels; the spacing between the pulleys 42 is smaller than the cross section diameter of the guide wheel, in one embodiment, when the roller surface is repaired and polished, the guide wheel is horizontally placed on a maintenance device of the guide wheel, the guide wheel is supported by the pulleys 42 arranged on the edge part of the convex part, such as four small bearings, and can rotate back and forth during welding and polishing, so that the repair and polishing are time-saving and labor-saving, and in one embodiment, the wheel shaft mounting positions of the pulleys 42 can be provided with horizontal grooves which can slide and clamp, such as horizontal grooves, so as to adjust the spacing between the pulleys, and guide wheels with different sizes can be placed.

Referring to fig. 3, which is a schematic flow chart illustrating a maintenance method of a guide wheel according to the present invention, as shown in fig. 3, a maintenance method of a guide wheel includes:

s1, vertically inserting a guide wheel into a device base, in the embodiment, positioning a maintenance device of the guide wheel in a repair area, enabling the maintenance device to be at an acting point during disassembly, wherein a middle small hole is a middle shaft fixing hole, a second layer is a bearing end cover fixing hole vertically below the guide wheel, the left side and the right side are Harvard guide wheel clamping devices, and an upper bearing and a lower bearing are grinding welding supporting wheels;

s2, fixing the wheel shaft and the lower end cover of the guide wheel by the shaft insertion concave part, and in one embodiment, when the guide wheel is disassembled, vertically inserting the guide wheel into the shaft insertion concave part 2 on the maintenance device of the guide wheel;

s3, the guide wheel fastening assembly is used for clamping and fixing the guide wheel, in one embodiment, 2 or more guide wheel fastening assemblies 3 can be arranged, and the guide wheel fastening assemblies 3 can fasten the guide wheel to a maintenance device of the guide wheel through a screw or a segmented locking piece and other mechanical structures;

s4, removing the top cover by the cover removing lever, in one embodiment, the guide wheel is in contact with the hot strip steel for a long time, and the roll surface of the guide wheel is worn to form deep gullies in the long-time rolling process. The guide wheel needs to be replaced periodically, and the surface of the guide wheel after being worn is repaired and the internal bearing is checked or replaced, the diameter of the guide wheel can be 180mm, the diameter of the guide wheel at the inlet section can be 80kg, and the diameter of the guide wheel at the outlet section can be 40 kg;

S5, horizontally placing guide wheels on the guide wheel repairing support to roll and repair the roll surface, wherein in one embodiment, the finish rolling side guide plates are positioned at the inlet and outlet of each finish rolling mill and are used for centering the head of the rough rolled plate blank and then accurately guiding the roughly rolled plate blank into the rolling mill, and in addition, the guide wheels are used for clamping the linear running in the strip steel rolling process to prevent the strip steel from swinging left and right in the strip steel rolling process, are important parts of the side guide plates and consist of intermediate shafts, bearings, roll surfaces and end covers and are used for reducing the scratch of a lining plate of the side guide plates on the strip steel and improving the strip steel rolling quality.

As used in the description herein and throughout the claims that follow, "a", "an", and "the" include plural references unless otherwise indicated. Also, as used in the description herein and throughout the claims that follow, unless otherwise indicated, the meaning of "in …" includes "in …" and "on …".

The above description of illustrated embodiments of the invention, including what is described in the abstract of the specification, is not intended to be exhaustive or to limit the invention to the precise forms disclosed herein. While specific embodiments of, and examples for, the invention are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present invention, as those skilled in the relevant art will recognize and appreciate. As noted, these modifications may be made to the invention in light of the foregoing description of illustrated embodiments of the invention and are to be included within the spirit and scope of the present invention.

the maintenance device and the maintenance method for the guide wheel improve the maintenance efficiency of the guide wheel, are simple to manufacture, low in cost, low in personnel demand, short in maintenance time, obvious in effect of improving the maintenance efficiency of the guide wheel, safe and convenient in the process of adjusting the posture of the guide wheel, and capable of improving the use reliability of the guide wheel, improving the safety of maintenance operation of the guide wheel, saving the working hours of operation occupation, saving a large amount of manpower, facilitating the re-optimization of resource allocation and improving the overall efficiency of metallurgical processing.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be accomplished by those skilled in the art without departing from the spirit and scope of the present invention as set forth in the appended claims.