CN216881053U

CN216881053U - Assembly system for polished working rolls of hot-rolled sheet leveling line

Info

Publication number: CN216881053U
Application number: CN202123077557.XU
Authority: CN
Inventors: 陈志杰; 肖拓; 李顺刚; 洪舟
Original assignee: Wuhan Iron & Steel River North Group Co ltd
Current assignee: Wuhan Iron & Steel River North Group Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-05
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to an assembly system of a polished working roll of a hot-rolled thin material leveling processing line, which comprises an assembly frame body, a bearing seat push-pull mechanism and bearing seat assembly adjusting components, wherein an assembly channel extending to two ends of the assembly frame body is arranged in the assembly frame body, two working roll supporting seats are arranged in the assembly channel at intervals, two groups of the bearing seat assembly adjusting components are arranged in the assembly channel and are respectively arranged at one end, far away from the two working roll supporting seats, of the assembly channel, the bearing seat push-pull mechanism comprises a hoisting mechanism, the hoisting mechanism is arranged at one side of the assembly frame body and is connected with two annular hoisting ropes, the two hoisting ropes are used for sheathing two ends of the working roll, and the bearing seats at two ends of the working roll are pulled inwards after being hoisted upwards. The advantages are that: structural design is simple, can polish and carry out rapid Assembly, restore after correcting to the working roll.

Description

Assembly system for polished working rolls of hot-rolled sheet leveling line

Technical Field

The utility model relates to a steel coil processing technology, in particular to an assembly system for a hot-rolled sheet leveling processing line after polishing a working roll.

Background

After the hot-rolled thin material flattening processing line works for a long time, the surface of a rolled working roll is abraded, if the hot-rolled thin material flattening processing line is used continuously, the surface of a steel strip is uneven, various indentations or scratches exist, and quality problems are caused. In the repairing process, the whole of the working roll and the bearing seat assembled at two ends need to be dismantled, then the working roll is disassembled for polishing, and after polishing, the working roll and the bearing seat need to be reassembled.

At present, after a working roll is polished, the working roll is generally transferred to a frame body and is horizontally placed, then a plurality of operators are required to assemble a bearing seat by utilizing various auxiliary devices, tools used in the assembling process are more, and time and labor are consumed.

Therefore, it is desirable to design a device that facilitates quick assembly.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide an assembly system for a hot-rolled thin material leveling line after polishing a working roll, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

an assembly system for polished working rolls of a hot-rolled sheet leveling processing line is used for assembling adaptive bearing seats at two ends of the working rolls, the assembly system comprises an assembly frame body, a bearing seat push-pull mechanism and a bearing seat assembly adjusting component, wherein an assembly channel extending to the two ends of the assembly frame body is arranged in the assembly frame body, two working roll supporting seats are arranged in the assembly channel at intervals, two groups of bearing seat assembly adjusting components are arranged, and are respectively arranged in the assembly channels and distributed at one end of the two working roll supporting seats which are far away from each other, the bearing seat push-pull mechanism comprises a hoisting mechanism, the hoisting mechanism is arranged on one side of the assembling frame body, the two lifting ropes are used for sheathing two ends of the working roll and pulling the bearing seats at two ends of the working roll inwards after being lifted upwards.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the bearing seat push-pull mechanism further comprises a base, a slewing bearing is arranged on the base, and the hoisting mechanism is assembled on the slewing bearing.

Further, the hoisting mechanism comprises a hoisting frame and an electric hoist, the electric hoist is assembled at the upper end of the hoisting frame, and one ends of the two lifting ropes are fixedly connected with the hook of the electric hoist.

Furthermore, a plurality of spaced limiting blocks are respectively arranged on two sides of two ends of the assembling channel along the length direction of the assembling channel, a prying area is formed between two adjacent limiting blocks, a prying rod inserted into the prying area is configured in the prying area, the prying rod can apply force to the prying area under the action of external force, so that the working roll supporting seat at the corresponding end of the working roll is pried and pushed, and the plurality of limiting blocks and the prying rod jointly form the bearing seat assembling and adjusting assembly.

Further, linear moving devices are respectively erected on two sides of two ends of the assembling channel along the length direction of the assembling channel, an annular pushing seat is connected between the two linear moving devices at the same end, the two linear moving devices are used for synchronously driving the pushing seats to move to the corresponding end sleeved on the working roller or to be away from the working roller, and the linear moving devices and the pushing seats jointly form the bearing seat assembling and adjusting assembly.

Further, the linear moving device comprises a screw rod, a guide rod, a nut seat and a servo motor, the screw rod and the guide rod are distributed in parallel and extend along the length direction of the assembly channel, two ends of the screw rod and the guide rod are respectively assembled at corresponding positions of the assembly channel through seat bodies, the screw rod is rotatably connected with the seat bodies at the two ends, the servo motor is assembled at the corresponding position of the assembly channel and is in transmission connection with one end of the screw rod, the screw rod and the guide rod respectively penetrate through the nut seat, the screw rod and the nut seat are relatively screwed, and the pushing seat is fixed between the nut seats of the two linear moving devices at the same end.

Furthermore, the upper end of the working roll supporting seat is provided with a groove for accommodating the arc-shaped lower half part of the working roll.

The utility model has the beneficial effects that: the structure design is simple, and the working roll can be quickly assembled and restored after being polished and corrected.

Drawings

FIG. 1 is a schematic diagram of the overall configuration of the assembly system of the hot rolled sheet finishing line of the present invention after polishing the work rolls;

FIG. 2 is a first schematic diagram of a top view of an assembly frame in the assembly system after polishing the working rolls of the hot rolled sheet leveling line according to the present invention;

FIG. 3 is a schematic diagram of a second top view of an assembly frame in the assembly system after polishing the working rolls of the hot rolled sheet leveling line according to the present invention;

FIG. 4 is a schematic structural view of a linear moving device in the mounting system after polishing the working rolls of the hot rolled sheet leveling line according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. assembling a frame body; 2. a bearing block push-pull mechanism; 3. a linear moving device; 4. a pushing seat; 11. assembling a channel; 12. a working roll supporting seat; 21. a hoisting mechanism; 22. lifting the rope; 23. a base; 24. a slewing bearing; 31. a screw rod; 32. a guide bar; 33. a nut seat; 34. a servo motor; 111. a limiting block; 211. a hoisting frame; 212. an electric hoist.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 1, 2 and 3, the assembly system of the polished working roll of the hot rolled sheet leveling line of the present embodiment is used for assembling adaptive bearing seats at two ends of the working roll, and includes an assembly frame 1, two sets of bearing seat push-pull mechanisms 2 and two sets of bearing seat assembly adjustment components, wherein the assembly frame 1 is provided with an assembly channel 11 extending to the two ends of the assembly frame, two working roll supporting seats 12 are arranged in the assembly channel 11 at intervals, the two sets of bearing seat assembly adjustment components are respectively arranged in the assembly channel 11 and distributed at one end of the two working roll supporting seats 12 away from each other, the bearing seat push-pull mechanism 2 includes a hoisting mechanism 21, the hoisting mechanism 21 is arranged at one side of the assembly frame 1 and connected with two annular lifting ropes 22, the two lifting ropes 22 are used for sheathing the two ends of the working roll, and after the working roll is lifted upwards, the bearing blocks at the two ends of the working roll are pulled inwards.

The using process is as follows:

the method comprises the steps of firstly installing bearing seats at two ends of a polished and corrected working roll in advance, then transferring and stacking the bearing seats near an assembly frame body 1 by using a hoisting device, then sleeving two ends of the working roll by two lifting ropes 22 by a hoisting mechanism 21, hoisting the working roll on two working roll supporting seats 12, then sleeving the two lifting ropes 22 at two ends of the working roll corresponding to one end, far away from the two bearing seats, of each working roll, slightly hoisting the hoisting mechanism 21 (in the state, the hoisting force is not enough to hoist the whole working roll), distributing the two lifting ropes 22 in a shape like a Chinese character 'ba' in the hoisting process, drawing the bearing seats at two ends to be slightly close along the working roll by the lower ends of the two lifting ropes 22 when an oblique upward force is applied, then moving the bearing seats to the assembly positions at the corresponding ends along the working roll, and finely adjusting the assembly of the bearing seats at two ends by a bearing seat assembly adjusting assembly, until the bearing seat is assembled in place at the two ends of the working roll, the whole device is simple in structural design, and can be used for quickly assembling and restoring the working roll after polishing and correcting.

In a preferred embodiment, the bearing seat push-pull mechanism 2 further includes a base 23, the base 23 is provided with a slewing bearing 24, and the hoisting mechanism 21 is mounted on the slewing bearing 24.

In this embodiment, the slewing bearing 24 can drive the whole hoisting mechanism 21 to turn to, and the hoisting displacement of the whole working roll is facilitated, so that the whole working roll is conveniently hoisted from outside to inside and placed on the working roll supporting seat 12, or hoisted away from the working roll supporting seat 12 after being hoisted.

More specifically, the hoisting mechanism 21 includes a hoisting frame 211 and an electric hoist 212, the electric hoist 212 is mounted on the upper end of the hoisting frame 211, and one end of each of the two lifting ropes 22 is fixedly connected to a hook of the electric hoist 212.

In the scheme, the hoisting frame 211 adopts a conventional support, the hook of the electric hoist 212 is connected with the two lifting ropes 22, the whole structure design is simple and reasonable, and the hoisting and drawing operation is easy to complete.

In this embodiment, the bearing seat assembly adjustment assembly may adopt the following two structures:

1) manually adjustable

As shown in fig. 2, specifically, a plurality of spaced rectangular toothed stoppers 111 are respectively disposed on two sides of two ends of the assembly channel 11 along a length direction thereof, a prying region is formed between two adjacent stoppers 111, the prying region is configured with a prying bar inserted therein, the prying bar can apply force on the prying region under an external force, so as to pry and push the work roll support base 12 at the corresponding end of the work roll, and the stoppers 111 and the prying bar together form the bearing base assembly adjustment assembly.

In this scheme, insert the pinch bar between two adjacent stopper 111, the one end and the bearing frame tip of pinch bar offset, the other end exert force and pry can, easy operation, convenience generally need two workman to carry out the operation.

2) Automated adjustment

As shown in fig. 3, specifically, linear moving devices 3 are respectively erected on two sides of two ends of the assembly channel 11 along a length direction thereof, an annular pushing seat 4 is commonly connected between two linear moving devices 3 located at the same end, the two linear moving devices 3 are used for synchronously driving the pushing seat 4 to move to or away from a corresponding end sleeved on the working roll, and the linear moving devices 3 and the pushing seat 4 jointly form the bearing seat assembly adjustment assembly.

In this embodiment, when the bearing seat assembly adjusting assembly at the same end operates, the two linear moving devices 3 synchronously operate, and the displacement actuating mechanisms (namely the sliding blocks) of the two linear moving devices simultaneously drive the pushing seat 4 to translate, so that the bearing seat is pushed, the fine adjustment movement of the bearing seat is in place, the operation is very simple and convenient, and one operator can complete the operation process.

More specifically, as shown in fig. 4, the linear motion device 3 includes a lead screw 31, a guide rod 32, a nut seat 33 and a servo motor 34, the lead screw 31 and the guide rod 32 are distributed in parallel and extend along the length direction of the assembly channel 11, two ends of the lead screw 31 and the guide rod 32 are respectively assembled at corresponding positions of the assembly channel 11 through seat bodies, the lead screw 31 is rotatably connected with the seat bodies at the two ends, the servo motor 34 is assembled at corresponding positions of the assembly channel 11 and is in transmission connection with one end of the lead screw 31, the lead screw 31 and the guide rod 32 respectively pass through the nut seat 33, the lead screw 31 and the nut seat 33 are relatively screwed, and the pushing seat 4 is fixed between the nut seats 33 of the two linear motion devices 3 at the same end.

In the scheme, when the whole linear moving device 3 is used in the operation process, the servo motor 34 drives the screw rod 31 to rotate, so that the nut seat 33 can be driven to linearly move along the guide rod 32, the pushing seat 4 is driven to translate to push the bearing seat to move and assemble, and in the operation process, the nut seat 33 is driven to move by the rotation of the screw rod 31, so that the precision of the movement adjustment of the bearing seat is high.

Preferably, the upper end of the work roll support base 12 is provided with a groove for accommodating the arc shape of the lower half portion of the work roll, and when the work roll is supported on the work roll support base 12, the lower half portions of the two ends of the work roll are embedded into the grooves of the two work roll support bases 12, so that the work roll can be stably placed.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides an assembly system after work roll of hot rolling sheet material level and smooth processing line is polished for assemble the bearing frame of adaptation at work roll both ends, its characterized in that: the assembly system comprises an assembly frame body (1), a bearing seat push-pull mechanism (2) and a bearing seat assembly adjusting component, the assembly frame body (1) is internally provided with an assembly channel (11) extending to the two ends of the assembly frame body, two working roll supporting seats (12) are arranged in the assembly channel (11) at intervals, two groups of bearing seat assembly adjusting components are arranged, and are respectively arranged in the assembly channels (11) and distributed at one end of the two work roll supporting seats (12) which are far away from each other, the bearing seat push-pull mechanism (2) comprises a hoisting mechanism (21), the hoisting mechanism (21) is arranged on one side of the assembly frame body (1), the lifting device is connected with two annular lifting ropes (22), the two lifting ropes (22) are used for sheathing two ends of the working roll and pulling the bearing seats at two ends of the working roll inwards after being lifted upwards.

2. The system of claim 1, wherein the system further comprises: the bearing seat push-pull mechanism (2) further comprises a base (23), a slewing bearing (24) is arranged on the base (23), and the hoisting mechanism (21) is assembled on the slewing bearing (24).

3. The system of claim 2, wherein the system further comprises: the hoisting mechanism (21) comprises a hoisting frame (211) and an electric hoist (212), the electric hoist (212) is assembled at the upper end of the hoisting frame (211), and one ends of the two lifting ropes (22) are fixedly connected with a hook of the electric hoist (212).

4. A hot rolled sheet finishing line work roll finishing assembly system as claimed in any one of claims 1 to 3 wherein: the both sides at assembly passageway (11) both ends are equipped with a plurality of spaced stopper (111), adjacent two respectively along its length direction form sled dress district between stopper (111), sled dress district disposes the pinch bar that inserts it, the pinch bar can be in under the exogenic action sled dress district department application of force to the sled pushes work roll corresponds the end work roll supporting seat (12), and is a plurality of stopper (111) with the pinch bar constitutes jointly the bearing frame assembly adjustment subassembly.

5. A hot rolled sheet finishing line work roll finishing assembly system as claimed in any one of claims 1 to 3 wherein: the two sides of the two ends of the assembly channel (11) are respectively provided with a linear moving device (3) along the length direction of the two sides, the linear moving devices (3) are located at the same end, an annular pushing seat (4) is jointly connected between the linear moving devices (3), the linear moving devices (3) are used for synchronously driving the pushing seat (4) to move to be sleeved at the corresponding end of the working roller or to be far away from the working roller, and the linear moving devices (3) and the pushing seat (4) jointly form the bearing seat assembly adjusting component.

6. The polished assembly system of the work rolls of the hot rolled sheet finishing line as claimed in claim 5, wherein: the linear moving device (3) comprises a screw rod (31), a guide rod (32), a nut seat (33) and a servo motor (34), the screw rod (31) and the guide rod (32) are distributed in parallel, and extends along the length direction of the assembly channel (11), two ends of the screw rod (31) and the guide rod (32) are respectively assembled at corresponding parts of the assembly channel (11) through the base body, the screw rod (31) is rotationally connected with the base bodies at the two ends, the servo motor (34) is assembled at the corresponding part of the assembly channel (11), and is in transmission connection with one end of the screw rod (31), the screw rod (31) and the guide rod (32) respectively penetrate through the nut seat (33), and the screw rod (31) and the nut seat (33) are relatively screwed, and the pushing seat (4) is fixed between the nut seats (33) of the two linear moving devices (3) at the same end.

7. A hot rolled sheet finishing line work roll finishing assembly system as claimed in any one of claims 1 to 3 wherein: the upper end of the working roll supporting seat (12) is provided with a groove for accommodating the arc-shaped lower half part of the working roll.