CN111558631A - Novel roller bending device of roller straightening machine and control method thereof - Google Patents
Novel roller bending device of roller straightening machine and control method thereof Download PDFInfo
- Publication number
- CN111558631A CN111558631A CN202010321860.0A CN202010321860A CN111558631A CN 111558631 A CN111558631 A CN 111558631A CN 202010321860 A CN202010321860 A CN 202010321860A CN 111558631 A CN111558631 A CN 111558631A
- Authority
- CN
- China
- Prior art keywords
- servo
- roll
- servo oil
- oil cylinder
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention discloses a novel roll bending device of a roll straightening machine and a control method thereof, wherein the roll bending device comprises an upper base, an upper servo oil cylinder integrated board, a lower base, a frame, an upper screw rod, a lower screw rod and a control assembly, wherein the upper base is fixed at the upper end of the frame, the lower end of the upper base is fixedly connected with the upper servo oil cylinder integrated board, a plurality of servo oil cylinders are arranged on the lower end surface of the upper servo oil cylinder integrated board, rod ends of the servo oil cylinders are tightly contacted with an upper roll system, two ends of the upper servo oil cylinder integrated board and the upper roll system are fixedly connected through the upper screw rod, the lower base is fixed at the lower end of the frame, the upper end of the lower base is fixedly connected with the lower servo oil cylinder integrated board, a plurality of servo oil cylinders are arranged on the upper end surface of the lower servo oil cylinder integrated board, the rod ends of the servo oil cylinders are tightly contacted with a lower roll, the servo oil cylinders are respectively connected with the control assembly.
Description
Technical Field
The invention belongs to the technical field of roller straightening machine control, and particularly relates to a roller bending device of a roller straightening machine, which is used by units such as finishing machines, leveling machines and the like in a plate production workshop of an iron and steel plant in the field of steel, in particular to a novel roller bending device of a roller straightening machine and a control method thereof.
Background
In units such as finishing, leveling, pickling, acid rolling and the like in a plate production workshop of an iron and steel plant in the field of steel, a roller type straightening machine is often used for improving the plate shape quality of a product or enabling raw materials to smoothly enter the next process. When in use, the straightening quality is reduced due to the deformation of the frame and the roller system, and even the required plate shape can not be achieved. The prior art flattener has some devices without bending roller, some adopt the bending roller of motor-driven elevator type, and only adjust the lower roller system. The prior art has the defects that the plate shape cannot be adjusted, or the adjustment capacity is small, the occupied space is large, the roll bending force closed loop cannot be realized, the adjustment precision is poor and the like. The technology of the invention can solve the defects and meet the market demand.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a novel roller bending device of a roller straightening machine and a control method thereof, and overcomes the defects of the prior art that 1: the prior art flattener has a plurality of rollers without a roller bending device or adopts a motor to drive the roller bending of a lifter, and only adjusts a lower roller system; 2: in the prior art, the shape cannot be adjusted, or the adjustment capacity is small, the occupied space is large, and the roll bending force closed loop cannot be realized; 3: poor adjustment precision and the like.
In order to solve the technical problem, the technical scheme of the invention is as follows: a novel roller bending device of a roller straightening machine, wherein the straightening machine comprises an upper roller system and a lower roller system, the upper roller system and the lower roller system are oppositely arranged, the upper roller system is arranged at the upper end of the lower roller system, the roller bending device comprises an upper base, an upper servo oil cylinder integrated plate, a lower base, a frame, an upper screw rod, a lower screw rod and a control assembly, wherein the upper base is fixed at the upper end of the frame, the lower end of the upper base is fixedly connected with the upper servo oil cylinder integrated plate, the lower end face of the upper servo oil cylinder integrated plate is provided with a plurality of servo oil cylinders, rod ends of the servo oil cylinders are tightly contacted with the upper roller system, two ends of the upper servo oil cylinder integrated plate and the upper roller system are fixedly connected through the upper screw rod, the lower base is fixed at the lower end of the frame, the upper end of the lower base is fixedly connected with the lower servo, the servo oil cylinders are provided with rod ends which are tightly contacted with the lower roll system, the lower servo oil cylinder integrated plate is fixedly connected with two ends of the lower roll system through lower screws, and the servo oil cylinders are respectively connected with the control assembly.
Preferably, the end face of going up servo cylinder integrated board and servo cylinder integrated board down and being equipped with servo cylinder all is equipped with the servo cylinder mother board, wherein is equipped with a plurality of hydro-cylinder bodies on the servo cylinder mother board, servo cylinder includes piston rod, sealing washer, cylinder cap and screw, and wherein single piston rod is installed in single hydro-cylinder body, the cylinder cap passes through the fix with screw on the servo cylinder mother board, and wherein the sealing washer is installed and is played sealed effect in piston rod or cylinder cap and servo cylinder mother board contact position.
Preferably, go up the roller system and include that a plurality of last rollers are the backing roll and a plurality of last roller are the working roll, wherein a plurality of last rollers are the backing roll and divide into the multiunit, and a set of is two, and wherein the multiunit is gone up the roller system backing roll and is followed the length direction parallel arrangement in last roller system working roll upper end of last roller system working roll, and wherein every group is gone up the roller system backing roll and is set up in last roller system working roll upper end along the width direction of last roller system working roll, go up a plurality of servo cylinder that end surface set up under the servo cylinder integrated board and set up with a plurality of last roller system backing roll one-to-ones respectively, thereby servo cylinder can extrude the deformation deflection of the corresponding last roller.
Preferably, the two servo cylinders corresponding to each group of upper roll system supporting rolls are respectively connected with the same servo valve through a pipeline, a plurality of servo valves are respectively connected with the control assembly through cables, a pressure sensor is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder and used for measuring the pressure of the rodless end inner cavity of the servo cylinder, and each servo cylinder is provided with a built-in displacement sensor and used for measuring the extending length of the servo cylinder.
Preferably, the lower roll system comprises a plurality of lower roll system supporting rolls and a plurality of lower roll system working rolls, wherein the plurality of lower roll system supporting rolls are divided into a plurality of groups, one group is two, the plurality of groups of lower roll system supporting rolls are arranged at the lower ends of the lower roll system working rolls in parallel along the length direction of the lower roll system working rolls, each group of lower roll system supporting rolls are arranged at the lower ends of the lower roll system working rolls along the width direction of the lower roll system working rolls, a plurality of servo cylinders arranged on the upper end surface of the lower servo cylinder integrated plate are respectively arranged in one-to-one correspondence with the plurality of lower roll system supporting rolls, and the servo cylinders can extrude the corresponding lower roll system supporting rolls so as to compensate the deformation deflection.
Preferably, the two servo cylinders corresponding to each group of lower roller system supporting rollers are respectively connected with the same servo valve through a pipeline, wherein the servo valves are respectively connected with the control assembly through cables, a pressure sensor is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder and used for measuring the pressure of the rodless end inner cavity of the servo cylinder, and each servo cylinder is provided with a built-in displacement sensor and used for measuring the extending length of the servo cylinder.
Preferably, the lower end of the upper base is fixedly connected with the upper servo oil cylinder integrated plate through an upper bolt, and the upper end of the lower base is fixedly connected with the lower servo oil cylinder integrated plate through a lower bolt.
Preferably, the control component is a single chip microcomputer and is used for controlling the extending length of the servo oil cylinder.
Preferably, the control method of the novel roll bending device of the roll straightening machine comprises the following steps:
step 1) arranging a plurality of servo oil cylinders at the upper end of an upper roll system and the lower end of a lower roll system in pairs along the advancing direction of strip steel, enabling a servo oil cylinder to be uniformly arranged at the inlet end of the strip steel and the outlet end of the strip steel, connecting a control assembly with the plurality of servo oil cylinders for controlling the extension length of the servo oil cylinders, fixedly connecting the upper servo oil cylinder integrated plate with the two ends of the upper roll system through upper screw rods, and fixedly connecting the lower servo oil cylinder integrated plate with the two ends of the lower roll system through lower screw rods;
step 2) when the straightened strip steel has a plate-shaped defect caused by deformation and deflection, determining whether the plate-shaped defect is at the position in the width direction of the strip steel;
step 3) if the position of the plate-shaped defect in the width direction of the strip steel is determined, continuously operating the extension amount of a servo oil cylinder at the width position through a control assembly, and increasing the compensation amount to enable the plate-shaped defect to disappear;
and 4) operating the extending amount of the servo oil cylinders adjacent to the width position through the control assembly, increasing the extending length of the servo oil cylinders, and increasing the compensation amount until the plate shape defect completely disappears.
Compared with the prior art, the invention has the advantages that:
(1) the invention comprises an upper base, an upper servo oil cylinder integrated plate, a lower base and a control assembly, wherein the upper servo oil cylinder integrated plate is fixed at the upper end of an upper roller system through the upper base, the lower servo oil cylinder integrated plate is fixed at the lower end of a lower roller system through the lower base, a plurality of servo oil cylinders are arranged at one sides of the upper servo oil cylinder integrated plate and the lower servo oil cylinder integrated plate, wherein the plurality of servo oil cylinders are arranged in one-to-one correspondence with a plurality of supporting rollers of the upper roller system and the lower roller system, when the deformation and deflection of strip steel occur due to the deformation of a frame and the roller system, the elongation of the servo oil cylinders can be adjusted through the control assembly to compensate the deformation, the straightening quality of the strip steel is improved, the required strip steel is obtained, the production efficiency is improved, meanwhile, the invention controls the compensation deformation through the elongation, the adjustment is relatively flexible;
(2) according to the invention, the plurality of servo oil cylinders are arranged on one side of the upper servo oil cylinder integrated board and one side of the lower servo oil cylinder integrated board, wherein the servo oil cylinder mother board and the oil cylinder body are arranged on the upper servo oil cylinder integrated board and the lower servo oil cylinder integrated board, and the oil cylinder body of the servo oil cylinder is processed on the upper servo oil cylinder integrated board and the lower servo oil cylinder integrated board, so that the structure is simple and compact, and the installation and maintenance are convenient;
(3) the invention servo oil cylinders are connected to corresponding servo valves in pairs by pipelines, the servo oil cylinders, pressure sensors and displacement sensors are connected with a control system by cables, one servo valve controls a pair of servo oil cylinders, the pressure sensors are designed on oil supply pipelines of rodless cavities of each pair of servo oil cylinders to measure the total pressure borne by a pair of piston rods, and a built-in displacement sensor is designed in each servo oil cylinder to measure the extension length of the piston rod;
(4) the invention has simple structure, convenient use, good control effect, strong practicability, low combination cost and safe and reliable operation process, can be used for straightening a roller type straightening machine with the thickness of strip steel ranging from 3.0mm to 25mm, and has the speed ranging from 30 m/min to 200 m/min.
Drawings
FIG. 1 is a schematic front structural view of a roll bending device of a novel roll straightening machine, which is disclosed by the invention;
FIG. 2 is a schematic partial side view of a roll bending device of the novel roll straightening machine according to the invention;
FIG. 3 is a control schematic diagram of a roll bending device of the novel roll straightening machine according to the invention;
FIG. 4 is a sectional view of a servo oil cylinder integrated plate and a servo oil cylinder of the roll bending device of the novel roll straightening machine.
Description of the reference numerals
1-an upper base, 2-an upper servo oil cylinder integrated plate, 3-an upper roller system, 4-a lower roller system, 5-a lower servo oil cylinder integrated plate, 6-a lower base, 7-a rack, 8-an upper bolt, 9-an upper screw, 10-a lower screw, 11-a lower bolt, 12-a control component, 13-a cable, 14-a servo valve, 15-a pipeline, 16-a servo oil cylinder, 17-a displacement sensor and 18-a pressure sensor;
3-1-upper roll system supporting roll, 3-2-upper roll system working roll;
4-1-lower rolling system supporting roll, 4-2-lower rolling system working roll;
2-1-a servo oil cylinder mother board and 2-2-an oil cylinder body;
16-1-piston rod, 16-2-sealing ring, 16-3-cylinder cover and 16-4-bolt.
Detailed Description
The following describes embodiments of the present invention with reference to examples:
it should be noted that the structures, proportions, sizes, and other elements shown in the specification are included for the purpose of understanding and reading only, and are not intended to limit the scope of the invention, which is defined by the claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same.
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.
Example 1
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Example 2
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Example 3
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Preferably, as shown in fig. 2, the upper roll system 3 includes a plurality of upper roll system supporting rolls 3-1 and a plurality of upper roll system working rolls 3-2, wherein the plurality of upper roll system supporting rolls 3-1 are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls 3-1 are arranged at the upper end of the upper roll system working roll 3-2 in parallel along the length direction of the upper roll system working roll 3-2, wherein each group of upper roll system supporting rolls 3-1 are arranged at the upper ends of the upper roll system working rolls 3-2 along the width direction of the upper roll system working rolls 3-2, a plurality of servo oil cylinders 16 arranged on the lower end surface of the upper servo oil cylinder integrated plate 2 are respectively arranged corresponding to a plurality of upper roll system supporting rolls 3-1 one by one, the servo oil cylinder 16 can extrude the corresponding upper roll system supporting roll 3-1 so as to compensate the deformation deflection of the upper roll system working roll 3-2.
Example 4
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Preferably, as shown in fig. 2, the upper roll system 3 includes a plurality of upper roll system supporting rolls 3-1 and a plurality of upper roll system working rolls 3-2, wherein the plurality of upper roll system supporting rolls 3-1 are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls 3-1 are arranged at the upper end of the upper roll system working roll 3-2 in parallel along the length direction of the upper roll system working roll 3-2, wherein each group of upper roll system supporting rolls 3-1 are arranged at the upper ends of the upper roll system working rolls 3-2 along the width direction of the upper roll system working rolls 3-2, a plurality of servo oil cylinders 16 arranged on the lower end surface of the upper servo oil cylinder integrated plate 2 are respectively arranged corresponding to a plurality of upper roll system supporting rolls 3-1 one by one, the servo oil cylinder 16 can extrude the corresponding upper roll system supporting roll 3-1 so as to compensate the deformation deflection of the upper roll system working roll 3-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of upper roll system supporting rollers 3-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Example 5
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Preferably, as shown in fig. 2, the upper roll system 3 includes a plurality of upper roll system supporting rolls 3-1 and a plurality of upper roll system working rolls 3-2, wherein the plurality of upper roll system supporting rolls 3-1 are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls 3-1 are arranged at the upper end of the upper roll system working roll 3-2 in parallel along the length direction of the upper roll system working roll 3-2, wherein each group of upper roll system supporting rolls 3-1 are arranged at the upper ends of the upper roll system working rolls 3-2 along the width direction of the upper roll system working rolls 3-2, a plurality of servo oil cylinders 16 arranged on the lower end surface of the upper servo oil cylinder integrated plate 2 are respectively arranged corresponding to a plurality of upper roll system supporting rolls 3-1 one by one, the servo oil cylinder 16 can extrude the corresponding upper roll system supporting roll 3-1 so as to compensate the deformation deflection of the upper roll system working roll 3-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of upper roll system supporting rollers 3-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Preferably, as shown in fig. 2, the lower roll system 4 includes a plurality of lower roll system supporting rolls 4-1 and a plurality of lower roll system working rolls 4-2, wherein the plurality of lower roll system supporting rolls 4-1 are divided into a plurality of groups, one group is two, the plurality of groups of lower roll system supporting rolls 4-1 are arranged at the lower end of the lower roll system working roll 4-2 in parallel along the length direction of the lower roll system working roll 4-2, wherein each group of lower roll system supporting rolls 4-1 is arranged at the lower end of the lower roll system working roll 4-2 along the width direction of the lower roll system working roll 4-2, a plurality of servo oil cylinders 16 arranged on the upper end surface of the lower servo oil cylinder integrated plate 5 are respectively arranged corresponding to a plurality of lower roll system supporting rolls 4-1 one by one, the servo oil cylinder 16 can extrude the corresponding lower roll system supporting roll 4-1 so as to compensate the deformation deflection of the lower roll system working roll 4-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of lower roller system support rollers 4-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Example 6
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Preferably, as shown in fig. 2, the upper roll system 3 includes a plurality of upper roll system supporting rolls 3-1 and a plurality of upper roll system working rolls 3-2, wherein the plurality of upper roll system supporting rolls 3-1 are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls 3-1 are arranged at the upper end of the upper roll system working roll 3-2 in parallel along the length direction of the upper roll system working roll 3-2, wherein each group of upper roll system supporting rolls 3-1 are arranged at the upper ends of the upper roll system working rolls 3-2 along the width direction of the upper roll system working rolls 3-2, a plurality of servo oil cylinders 16 arranged on the lower end surface of the upper servo oil cylinder integrated plate 2 are respectively arranged corresponding to a plurality of upper roll system supporting rolls 3-1 one by one, the servo oil cylinder 16 can extrude the corresponding upper roll system supporting roll 3-1 so as to compensate the deformation deflection of the upper roll system working roll 3-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of upper roll system supporting rollers 3-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Preferably, as shown in fig. 2, the lower roll system 4 includes a plurality of lower roll system supporting rolls 4-1 and a plurality of lower roll system working rolls 4-2, wherein the plurality of lower roll system supporting rolls 4-1 are divided into a plurality of groups, one group is two, the plurality of groups of lower roll system supporting rolls 4-1 are arranged at the lower end of the lower roll system working roll 4-2 in parallel along the length direction of the lower roll system working roll 4-2, wherein each group of lower roll system supporting rolls 4-1 is arranged at the lower end of the lower roll system working roll 4-2 along the width direction of the lower roll system working roll 4-2, a plurality of servo oil cylinders 16 arranged on the upper end surface of the lower servo oil cylinder integrated plate 5 are respectively arranged corresponding to a plurality of lower roll system supporting rolls 4-1 one by one, the servo oil cylinder 16 can extrude the corresponding lower roll system supporting roll 4-1 so as to compensate the deformation deflection of the lower roll system working roll 4-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of lower roller system support rollers 4-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Preferably, as shown in fig. 1, the lower end of the upper base 1 is fixedly connected with the upper servo cylinder manifold 2 through an upper bolt 8, and the upper end of the lower base 6 is fixedly connected with the lower servo cylinder manifold 5 through a lower bolt 11.
Preferably, the control component 12 is a single chip microcomputer, and is used for controlling the extending length of the servo oil cylinder 16.
Example 7
As shown in figure 1, the invention discloses a novel roller bending device of a roller straightener, wherein the straightener comprises an upper roller system 3 and a lower roller system 4, wherein the upper roller system 3 and the lower roller system 4 are oppositely arranged and the upper roller system 3 is arranged at the upper end of the lower roller system 4, the roller bending device comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6, a frame 7, an upper screw 9, a lower screw 10 and a control component 12, wherein the upper base 1 is fixed at the upper end of the frame 7, the lower end of the upper base 1 is fixedly connected with the upper servo oil cylinder integrated plate 2, the lower end surface of the upper servo oil cylinder integrated plate 2 is provided with a plurality of servo oil cylinders 16, the servo oil cylinders 16 are provided with rod ends which are tightly contacted with the upper roller system 3, wherein the two ends of the upper servo oil cylinder integrated plate 2 and the upper roller system 3 are fixedly connected through the upper screw 9, the, the upper end of the lower base 6 is fixedly connected with the lower servo cylinder integrated plate 5, the upper end surface of the lower servo cylinder integrated plate 5 is provided with a plurality of servo cylinders 16, rod ends of the servo cylinders 16 are tightly contacted with the lower roller system 4, the lower servo cylinder integrated plate 5 is fixedly connected with two ends of the lower roller system 4 through lower screws 10, and the plurality of servo cylinders 16 are respectively connected with the control assembly 12.
Preferably, as shown in fig. 4, the end surfaces of the upper servo cylinder manifold 2 and the lower servo cylinder manifold 5, which are provided with the servo cylinders 16, are provided with servo cylinder mother boards 2-1, wherein the servo cylinder mother board 2-1 is provided with a plurality of cylinder bodies 2-2, the servo cylinders 16 comprise piston rods 16-1, sealing rings 16-2, cylinder covers 16-3 and screws 16-4, wherein a single piston rod 16-1 is installed in a single cylinder body 2-2, the cylinder covers 16-3 are fixed on the servo cylinder mother board 2-1 through the screws 16-4, and the sealing rings 16-2 are installed at the contact positions of the piston rod 16-1 or the cylinder covers 16-3 and the servo cylinder mother board 2-1 to achieve a sealing effect.
Preferably, as shown in fig. 2, the upper roll system 3 includes a plurality of upper roll system supporting rolls 3-1 and a plurality of upper roll system working rolls 3-2, wherein the plurality of upper roll system supporting rolls 3-1 are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls 3-1 are arranged at the upper end of the upper roll system working roll 3-2 in parallel along the length direction of the upper roll system working roll 3-2, wherein each group of upper roll system supporting rolls 3-1 are arranged at the upper ends of the upper roll system working rolls 3-2 along the width direction of the upper roll system working rolls 3-2, a plurality of servo oil cylinders 16 arranged on the lower end surface of the upper servo oil cylinder integrated plate 2 are respectively arranged corresponding to a plurality of upper roll system supporting rolls 3-1 one by one, the servo oil cylinder 16 can extrude the corresponding upper roll system supporting roll 3-1 so as to compensate the deformation deflection of the upper roll system working roll 3-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of upper roll system supporting rollers 3-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Preferably, as shown in fig. 2, the lower roll system 4 includes a plurality of lower roll system supporting rolls 4-1 and a plurality of lower roll system working rolls 4-2, wherein the plurality of lower roll system supporting rolls 4-1 are divided into a plurality of groups, one group is two, the plurality of groups of lower roll system supporting rolls 4-1 are arranged at the lower end of the lower roll system working roll 4-2 in parallel along the length direction of the lower roll system working roll 4-2, wherein each group of lower roll system supporting rolls 4-1 is arranged at the lower end of the lower roll system working roll 4-2 along the width direction of the lower roll system working roll 4-2, a plurality of servo oil cylinders 16 arranged on the upper end surface of the lower servo oil cylinder integrated plate 5 are respectively arranged corresponding to a plurality of lower roll system supporting rolls 4-1 one by one, the servo oil cylinder 16 can extrude the corresponding lower roll system supporting roll 4-1 so as to compensate the deformation deflection of the lower roll system working roll 4-2.
Preferably, as shown in fig. 3, the two servo cylinders 16 corresponding to each group of lower roller system support rollers 4-1 are respectively connected to the same servo valve 14 through a pipeline 15, wherein the plurality of servo valves 14 are respectively connected to the control assembly 12 through cables 13, a pressure sensor 17 is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder 16 for measuring the pressure of the rodless end inner cavity of the servo cylinder 16, and each servo cylinder 16 is provided with a built-in displacement sensor 17 for measuring the extending length of the servo cylinder 16.
Preferably, as shown in fig. 1, the lower end of the upper base 1 is fixedly connected with the upper servo cylinder manifold 2 through an upper bolt 8, and the upper end of the lower base 6 is fixedly connected with the lower servo cylinder manifold 5 through a lower bolt 11.
Preferably, the control component 12 is a single chip microcomputer, and is used for controlling the extending length of the servo oil cylinder 16.
Preferably, the control method of the novel roll bending device of the roll straightening machine comprises the following steps:
step 1) arranging a plurality of servo oil cylinders 16 at the upper end of an upper roller system 3 and the lower end of a lower roller system 4 in pairs along the strip steel advancing direction, arranging one servo oil cylinder 16 at the strip steel inlet end and the strip steel outlet end, connecting a control assembly 12 with the plurality of servo oil cylinders 16 for controlling the extending length of the servo oil cylinders 16, fixedly connecting the two ends of an upper servo oil cylinder integrated plate 2 and the upper roller system 3 through upper screw rods 9, and fixedly connecting the two ends of a lower servo oil cylinder integrated plate 5 and the lower roller system 4 through lower screw rods 10;
step 2) when the straightened strip steel has a plate-shaped defect caused by deformation and deflection, determining whether the plate-shaped defect is at the position in the width direction of the strip steel;
step 3) if the position of the plate shape defect in the width direction of the strip steel is determined, continuously operating the extension amount of the servo oil cylinder 16 at the width position through the control assembly 12, and increasing the compensation amount to eliminate the plate shape defect;
and 4, operating the extending amount of the servo oil cylinder 16 adjacent to the width position through the control assembly 12, increasing the extending length of the servo oil cylinder 16, and increasing the compensation amount until the plate-shaped defects completely disappear.
The cylinder body 2-2, the piston rod 16-1 and the cylinder cover 16-3 of the oil cylinder are manufactured according to the standard of a servo oil cylinder, are assembled and tested, the piston rod 16-1 can extend out and retract after oil is supplied to the interior of the cylinder body 2-2 through a pipeline 15, and all the servo oil cylinders 16 required by a bending roll are integrated on a master plate 2-1 of the servo oil cylinder.
The upper roll system supporting roll 3-1 and the lower roll system supporting roll (4-1) are arranged in pairs along the width direction of the upper roll system working roll 3-2 and the lower roll system working roll 4-2 (namely the running direction of strip steel, as shown in figure 1), and the width direction central lines of the upper and lower groups of supporting rolls are vertical to the width direction central line of the working roll, as shown in figure 2.
The working principle and the working process of the invention are as follows:
the invention comprises an upper base 1, an upper servo oil cylinder integrated plate 2, a lower servo oil cylinder integrated plate 5, a lower base 6 and a control component 12, wherein the upper servo oil cylinder integrated plate 2 is fixed at the upper end of an upper roller system 3 through the upper base 1, the lower servo oil cylinder integrated plate 5 is fixed at the lower end of a lower roller system 4 through the lower base 6, a plurality of servo oil cylinders 16 are arranged at one side of the upper servo oil cylinder integrated plate 2 and one side of the lower servo oil cylinder integrated plate 5, wherein the plurality of servo oil cylinders 16 are correspondingly arranged with a plurality of supporting rollers of the upper roller system 3 and the lower roller system 4 one by one, the servo oil cylinders 16 are connected to the corresponding servo valves 14 by pipelines in pairs, the servo oil cylinders 14, a pressure sensor 18 and a displacement sensor 17 are connected with the control system 12 by cables, one servo valve 14 controls a pair of servo oil cylinders 16, a pressure sensor 18 is designed on the pipeline of a rodless cavity of each pair of servo oil cylinders 16, a built-in displacement sensor 17 is designed in each servo oil cylinder 16 and used for measuring the extension length of a piston rod 16-1, when the strip steel has the strip shape defect generated by deformation deflection due to the deformation of a frame and a roller system, the position of the strip shape defect in the width direction of the strip steel is confirmed by Western's safety, if the position of the strip shape defect in the width direction of the strip steel is determined, then a control valve 14 is continuously operated at the width position through a control assembly 12, the oil supply pressure of the servo oil cylinder 16 is increased, the extension amount of the servo oil cylinder 16 is increased, and the compensation amount is increased, so that the strip shape defect disappears; or the control assembly 12 operates the extension amount of the servo cylinder 16 adjacent to the width position, and the extension length of the servo cylinder 16 is increased, and the compensation amount is increased until the plate shape defect is completely disappeared. The invention can effectively compensate the deformation, improve the straightening quality of the strip steel, obtain the required plate shape and improve the production efficiency, and simultaneously, the invention controls the compensation deformation through the elongation of the servo oil cylinder 16, thereby adjusting the reaction blocks quickly and adjusting the flexibility.
The working process is as follows: when strip steel enters from the strip steel inlet side and is output from the strip steel outlet side (as shown in figure 1), a roll bending device is not started when the strip steel is not abnormal in production, if a strip shape defect generated due to bending deflection occurs in the straightened strip steel, the position of the strip shape defect in the strip steel width direction is firstly determined, then a control system 12 is used for operating a piston rod 16-1 of a servo oil cylinder 16 at the width position to stretch out, the corresponding servo oil cylinder 16 presses a corresponding supporting roll, the corresponding supporting roll presses a corresponding position in the working roll length direction (the corresponding position in the working roll length direction is the same as the strip shape defect position in the strip steel width direction), whether the strip shape is improved or not is observed, if not, the control system 12 is used for continuously increasing the oil supply pressure of the servo oil cylinder at the position or adjacent to the roll bending position, the stretching length of the piston rod 16-, until the plate-shaped defects disappear.
According to the invention, the plurality of servo cylinders are arranged on one side of the upper servo cylinder integrated board and one side of the lower servo cylinder integrated board, wherein the servo cylinder mother board and the cylinder body are arranged on the upper servo cylinder integrated board and the lower servo cylinder integrated board, and the cylinder body of the servo cylinder is processed on the upper servo cylinder integrated board and the lower servo cylinder integrated board, so that the structure is simple and compact, and the installation and maintenance are convenient.
The invention relates to a pair of servo oil cylinders which are connected to corresponding servo valves by pipelines, wherein the servo oil cylinders, a pressure sensor and a displacement sensor are connected with a control system by cables, one servo valve controls a pair of servo oil cylinders, the pressure sensor is designed on an oil supply pipeline of a rodless cavity of each pair of servo oil cylinders to measure the total pressure borne by a pair of piston rods, and a built-in displacement sensor is designed in each servo oil cylinder to measure the extending length of the piston rod.
The invention has simple structure, convenient use, good control effect, strong practicability, low combination cost and safe and reliable operation process, can be used for straightening a roller type straightening machine with the thickness of strip steel ranging from 3.0mm to 25mm, and has the speed ranging from 30 m/min to 200 m/min.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (9)
1. The utility model provides a novel roller straightener roller-bending device, wherein the straightener includes that the upper roll is (3) and lower roll is (4), and wherein the upper roll is (3) and lower roll is (4) relative setting and the upper roll is (3) and sets up in lower roll is (4) upper end, its characterized in that: the roll bending device comprises an upper base (1), an upper servo oil cylinder integrated board (2), a lower servo oil cylinder integrated board (5), a lower base (6), a frame (7), an upper screw rod (9), a lower screw rod (10) and a control assembly (12), wherein the upper base (1) is fixed at the upper end of the frame (7), the lower end of the upper base (1) is fixedly connected with the upper servo oil cylinder integrated board (2), a plurality of servo oil cylinders (16) are arranged on the lower end face of the upper servo oil cylinder integrated board (2), rod ends of the servo oil cylinders (16) are in close contact with an upper roll system (3), two ends of the upper servo oil cylinder integrated board (2) and two ends of the upper roll system (3) are fixedly connected through the upper screw rod (9), the lower base (6) is fixed at the lower end of the frame (7), the upper end of the lower base (6) is fixedly connected with the lower servo oil cylinder integrated board (5), a plurality of servo oil cylinders (16) are arranged on the upper, the servo oil cylinders (16) are provided with rod ends which are tightly contacted with the lower roll system (4), wherein the lower servo oil cylinder integrated plate (5) is fixedly connected with the two ends of the lower roll system (4) through lower screws (10), and the plurality of servo oil cylinders (16) are respectively connected with the control assembly (12).
2. The novel roll bending device of the roll straightening machine according to claim 1, wherein: the end surfaces of the upper servo oil cylinder integrated plate (2) and the lower servo oil cylinder integrated plate (5) provided with the servo oil cylinders (16) are both provided with a servo oil cylinder mother plate (2-1), wherein a plurality of cylinder bodies (2-2) are arranged on the servo cylinder mother board (2-1), the servo cylinder (16) comprises a piston rod (16-1), a sealing ring (16-2), a cylinder cover (16-3) and a screw (16-4), wherein a single piston rod (16-1) is arranged in a single oil cylinder body (2-2), the cylinder cover (16-3) is fixed on a servo oil cylinder mother board (2-1) through a screw (16-4), wherein the sealing ring (16-2) is arranged at the contact position of the piston rod (16-1) or the cylinder cover (16-3) and the servo oil cylinder mother board (2-1) to play a sealing role.
3. The novel roll bending device of the roll straightening machine according to claim 1, wherein: the upper roll system (3) comprises a plurality of upper roll system supporting rolls (3-1) and a plurality of upper roll system working rolls (3-2), wherein the plurality of upper roll system supporting rolls (3-1) are divided into a plurality of groups, one group is two, the plurality of groups of upper roll system supporting rolls (3-1) are arranged at the upper end of the upper roll system working roll (3-2) in parallel along the length direction of the upper roll system working roll (3-2), wherein each group of upper roll system supporting rolls (3-1) is arranged at the upper end of the upper roll system working roll (3-2) along the width direction of the upper roll system working roll (3-2), a plurality of servo oil cylinders (16) arranged on the lower end surface of the upper servo oil cylinder integrated plate (2) are respectively arranged corresponding to a plurality of upper roll system supporting rolls (3-1) one by one, the servo oil cylinder (16) can extrude the corresponding upper roll system supporting roll (3-1) so as to compensate the deformation deflection of the upper roll system working roll (3-2).
4. The novel roll bending device of the roll straightening machine according to claim 3, wherein: two servo cylinders (16) corresponding to each group of upper roll system supporting rolls (3-1) are connected with the same servo valve (14) through a pipeline (15), wherein the servo valves (14) are connected with the control component (12) through cables (13), a pressure sensor (17) is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo cylinder (16) and used for measuring the pressure of the rodless end inner cavity of the servo cylinder (16), and each servo cylinder (16) is provided with a built-in displacement sensor (17) and used for measuring the extending length of the servo cylinder (16).
5. The novel roll bending device of the roll straightening machine according to claim 1, wherein: the lower roll system (4) comprises a plurality of lower roll system supporting rolls (4-1) and a plurality of lower roll system working rolls (4-2), wherein the plurality of lower roll system supporting rolls (4-1) are divided into a plurality of groups, one group is two, the plurality of groups of lower roll system supporting rolls (4-1) are arranged at the lower end of the lower roll system working roll (4-2) in parallel along the length direction of the lower roll system working roll (4-2), wherein each group of lower roll system supporting rolls (4-1) is arranged at the lower end of the lower roll system working roll (4-2) along the width direction of the lower roll system working roll (4-2), a plurality of servo oil cylinders (16) arranged on the upper end surface of the lower servo oil cylinder integrated plate (5) are respectively arranged corresponding to a plurality of lower roll system supporting rolls (4-1) one by one, the servo oil cylinder (16) can extrude the corresponding lower roll system supporting roll (4-1) so as to compensate the deformation deflection of the lower roll system working roll (4-2).
6. The novel roll bending device of the roll straightening machine according to claim 5, wherein: the two servo oil cylinders (16) corresponding to each group of lower roller system supporting rollers (4-1) are respectively connected with the same servo valve (14) through a pipeline (15), wherein the servo valves (14) are respectively connected with the control component (12) through cables (13), a pressure sensor (17) is arranged on an oil inlet pipeline of a rodless end inner cavity of each servo oil cylinder (16) and used for measuring the pressure of the rodless end inner cavity of the servo oil cylinder (16), and each servo oil cylinder (16) is provided with a built-in displacement sensor (17) and used for measuring the extending length of the servo oil cylinder (16).
7. The novel roll bending device of the roll straightening machine according to claim 1, wherein: the lower end of the upper base (1) is fixedly connected with the upper servo oil cylinder integrated plate (2) through an upper bolt (8), and the upper end of the lower base (6) is fixedly connected with the lower servo oil cylinder integrated plate (5) through a lower bolt (11).
8. The novel roll bending device of the roll straightening machine according to claim 1, wherein: the control component (12) is a single chip microcomputer and is used for controlling the extending length of the servo oil cylinder (16).
9. The control method of the roll bending device of the roll straightening machine according to any one of claims 1 to 8, characterized by comprising the following steps:
step 1), a plurality of servo oil cylinders (16) are arranged at the upper end of an upper roller system (3) and the lower end of a lower roller system (4) in pairs along the advancing direction of strip steel, one servo oil cylinder (16) is uniformly arranged at the strip steel inlet end and the strip steel outlet end, a control assembly (12) is connected with the plurality of servo oil cylinders (16) and used for controlling the extending length of the servo oil cylinders (16), the upper servo oil cylinder integrated plate (2) is fixedly connected with the two ends of the upper roller system (3) through an upper screw rod (9), and the lower servo oil cylinder integrated plate (5) is fixedly connected with the two ends of the lower roller system (4) through a lower screw rod (10);
step 2) when the straightened strip steel has a plate-shaped defect caused by deformation and deflection, determining whether the plate-shaped defect is at the position in the width direction of the strip steel;
step 3) if the position of the plate shape defect in the width direction of the strip steel is determined, continuously operating the extending amount of a servo oil cylinder (16) at the width position through a control assembly (12), and increasing the compensation amount to eliminate the plate shape defect;
and 4) operating the extending amount of the servo oil cylinders (16) adjacent to the width position through the control assembly (12), increasing the extending length of the servo oil cylinders (16), and increasing the compensation amount until the plate shape defect completely disappears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010321860.0A CN111558631A (en) | 2020-04-22 | 2020-04-22 | Novel roller bending device of roller straightening machine and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010321860.0A CN111558631A (en) | 2020-04-22 | 2020-04-22 | Novel roller bending device of roller straightening machine and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111558631A true CN111558631A (en) | 2020-08-21 |
Family
ID=72070558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010321860.0A Pending CN111558631A (en) | 2020-04-22 | 2020-04-22 | Novel roller bending device of roller straightening machine and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111558631A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877988A (en) * | 2021-10-14 | 2022-01-04 | 中冶南方工程技术有限公司 | Roll bending adjusting device of straightening machine |
| CN114101389A (en) * | 2022-01-27 | 2022-03-01 | 广东库迪数控技术有限公司 | Leveling device |
| CN114472594A (en) * | 2021-12-29 | 2022-05-13 | 泰安华鲁锻压机床有限公司 | Integrated metal plate leveling machine |
| CN114505371A (en) * | 2021-12-29 | 2022-05-17 | 泰安华鲁锻压机床有限公司 | Leveler for producing long plate |
-
2020
- 2020-04-22 CN CN202010321860.0A patent/CN111558631A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877988A (en) * | 2021-10-14 | 2022-01-04 | 中冶南方工程技术有限公司 | Roll bending adjusting device of straightening machine |
| CN114472594A (en) * | 2021-12-29 | 2022-05-13 | 泰安华鲁锻压机床有限公司 | Integrated metal plate leveling machine |
| CN114505371A (en) * | 2021-12-29 | 2022-05-17 | 泰安华鲁锻压机床有限公司 | Leveler for producing long plate |
| CN114505371B (en) * | 2021-12-29 | 2024-03-08 | 泰安华鲁锻压机床有限公司 | Leveler for long plate production |
| CN114472594B (en) * | 2021-12-29 | 2024-03-08 | 泰安华鲁锻压机床有限公司 | Integral type sheet metal leveler |
| CN114101389A (en) * | 2022-01-27 | 2022-03-01 | 广东库迪数控技术有限公司 | Leveling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111558631A (en) | Novel roller bending device of roller straightening machine and control method thereof | |
| CN101239356B (en) | Device for leveling metal strips | |
| US2897538A (en) | Means for bending the rolls of rolling machines | |
| CN207709579U (en) | One kind being suitable for plank automatic alignment machine | |
| CN103182408A (en) | Two-roller plate rolling machine for rolling ellipse workpieces in numerically controlled way | |
| CN201147795Y (en) | Section bar dynamic former | |
| CN212419169U (en) | Novel roller bending device of roller type straightening machine | |
| CN202824155U (en) | Variable deflection four-roller rolling mill with a plurality of screw down cylinders | |
| CN104858662A (en) | Heat dissipation belt forming system | |
| CN204817455U (en) | Finishing mill unit | |
| CN103406353A (en) | Cold-rolled steel strip stretch bending straightening machine with roll shifting function | |
| CN215198950U (en) | Pressing device of straightening machine | |
| CN210253633U (en) | Metal hose forming machine | |
| CN112296130A (en) | Multi-roller straightener with tension roller | |
| CN219851460U (en) | Open type high-precision composite straightener | |
| CN108817143B (en) | Numerical control bender transmission system and numerical control bender | |
| JP2976834B2 (en) | Rolling channel manufacturing method | |
| CN212310479U (en) | Multi-roller straightener with tension roller | |
| CN114523000B (en) | Online continuous production system for welded pipe | |
| CN221289082U (en) | Deflection roller device convenient for adjusting aluminum plate shape | |
| CN2600903Y (en) | Roller type finishing mill for producing bare copper flat wire | |
| CN219025473U (en) | Titanium alloy U section bar straightener | |
| CN217700671U (en) | Reversible asynchronous copper rolling mill | |
| CN109500147B (en) | Rolling type joist steel low-temperature correcting device | |
| CN101862777A (en) | Novel corrugated sheet forming machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |