Thin steel strip cold rolling leveling device

Abstract

The invention discloses a thin steel strip cold rolling leveling device which comprises a leveling machine, a leveling assembly is arranged on the leveling machine, a thin steel strip body is arranged on the leveling machine, a containing plate is arranged on one side of the leveling machine, and a mounting frame is fixedly mounted at the top of the containing plate. A first rotating column and a second rotating column are rotatably mounted at the bottom of the mounting frame, and cleaning brushes are mounted at the bottom of the first rotating column and the bottom of the second rotating column through extrusion assemblies correspondingly. Through the cleaning brush which rotates continuously, an oxide layer or impurities on the surface of the thin steel strip body can be cleaned, a certain extrusion force can be provided in cooperation with the extrusion assembly, the cleaning effect is guaranteed, and the oxide layer or impurities on the surface can be effectively removed after rotary cleaning.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of steel strip leveling, in particular to a thin steel strip cold rolling leveling device. BACKGROUND

[0002] The steel strip is a steel material with a certain thickness and width supplied in a roll. It is finally obtained by rolling the billet on the rolling mill through multiple passes. The length of the steel strip can be adjusted according to the production needs and user requirements. Generally, the length is longer, which is convenient for rolling into a roll, and convenient for transportation and storage. The steel strip is extruded by cold rolling. Cold rolling is a rolling process at room temperature. After each pass, the thickness of the steel strip will be reduced. The steel strip is thinned after cold rolling.

[0003] During the rolling process of the cold-rolled steel strip, surface defects such as waves, roll marks, and indentations may occur. Through leveling, these defects can be eliminated to make the steel strip surface smoother and flatter, which is convenient for subsequent coating, welding and other processing technologies. Leveling equipment is needed to level the steel strip. During the leveling operation of the steel strip, the surface of the steel strip has an oxide layer or impurities, which may be pressed into the surface of the steel strip during the leveling process, forming scratches and causing the steel strip to be unable to be effectively leveled. Therefore, a thin steel strip cold rolling leveling device is proposed. SUMMARY

[0004] In view of the deficiencies of the prior art, the present application provides a thin steel strip cold rolling leveling device to solve the problem that the surface of the steel strip has an oxide layer or impurities, which may be pressed into the surface of the steel strip during the leveling process, forming scratches and causing the steel strip to be unable to be effectively leveled.

[0005] In order to achieve the above purpose, the present application adopts the following technical scheme:

[0006] A thin steel strip cold rolling leveling device, comprising a leveling machine, wherein the leveling machine is provided with a leveling assembly, the leveling machine is provided with a thin steel strip body, one side of the leveling machine is provided with a placing plate, the top of the placing plate is fixedly installed with a mounting bracket, the bottom of the mounting bracket is rotatably installed with a first rotating column and a second rotating column, the bottom of the first rotating column and the second rotating column is installed with a cleaning brush through a pressing assembly, the bottom of the cleaning brush is in contact with the top of the thin steel strip body, the top of the placing plate is fixedly installed with a servo motor, the output end of the servo motor is connected with a driving shaft, the driving shaft and the first rotating column and the second rotating column are connected through a transmission assembly, the top of the placing plate is movably installed with a sliding block, the bottom of the sliding block is provided with a brush, and the sliding block and the driving shaft are provided with a moving driving assembly, the upper side of the placing plate is provided with a blowing cleaning assembly, and the blowing cleaning assembly is located at the side of the thin steel strip body.

[0007] Preferably, the flattening assembly comprises a plurality of upper and lower flattening rollers rotatably mounted on the flattening machine, and the thin steel strip body is located between the upper and lower flattening rollers.

[0008] Preferably, the transmission assembly comprises a transmission belt arranged between the driving shaft and the second rotating column, and the second rotating column is arranged with the transmission belt between the first rotating column.

[0009] Preferably, the top of the placement plate is fixedly provided with a guide rod, and the sliding block is slidably sleeved on the guide rod.

[0010] Preferably, the moving driving assembly comprises a rotating shaft rotatably mounted on the top of the placement plate, a top turntable fixedly mounted on the top of the rotating shaft, and a connecting rod rotatably connected between the top turntable and the sliding block.

[0011] Preferably, a large gear is fixedly sleeved on the rotating shaft, a small gear is fixedly sleeved on the driving shaft, and a rotating belt is sleeved between the large gear and the small gear.

[0012] Preferably, the extrusion assembly comprises an extrusion groove opened in the bottom of the first rotating column and the second rotating column, a driving rod movably mounted in the extrusion groove, a cleaning brush fixedly connected to the bottom end of the driving rod, and an extrusion spring fixedly mounted between the top of the driving rod and the inner wall of the top side of the extrusion groove.

[0013] Preferably, a limiting groove is opened in the inner wall of the extrusion groove, and a limiting block is fixedly mounted on the side of the driving rod and slidably mounted in the limiting groove.

[0014] Preferably, the blowing and cleaning assembly comprises a blower fixedly mounted on the top of the placement plate, a side collecting box placed on the top of the placement plate, the blower and the side collecting box being respectively located at both sides of the thin steel strip body, an arc-shaped blocking block fixedly mounted on the top of the side collecting box, and a plurality of filter holes opened in the arc-shaped blocking block.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] 1、In the present application, the flattening machine can flatten the cold-rolled thin steel strip body, effectively remove surface defects, and the transmission assembly can drive the second rotating column and the first rotating column to rotate after the operation of the servo motor, thereby driving the cleaning brush to rotate, and the continuously rotating cleaning brush can clean the oxide layer or impurities on the surface of the thin steel strip body, and the extrusion assembly can provide a certain extrusion degree to ensure the cleaning effect, and the oxide layer or impurities on the surface can be effectively removed after rotating and cleaning.

[0017] 2. In this invention, the moving drive component, after the drive shaft rotates, drives the rotating shaft to rotate, thereby driving the top turntable to rotate. This enables the brush to move back and forth to clean the thin steel strip body again. Through double cleaning, the oxide layer and impurities on the surface of the thin steel strip body can be effectively removed, resulting in a good cleaning effect.

[0018] 3. In this invention, the blower cleaning component allows the cleaned thin steel strip to continue being conveyed. The blower generates a powerful airflow that blows onto the thin steel strip, causing the oxide layer and impurities to be blown to one side and collected. This achieves the blower cleaning operation. After cleaning, the surface of the thin steel strip is free of oxide layer and impurities. After being leveled by the leveling machine, the surface will be smoother and flatter. Attached Figure Description

[0019] Figure 1 This is a three-dimensional structural diagram of the invention viewed from the left side;

[0020] Figure 2 This is a three-dimensional structural schematic diagram of the present invention viewed from the right side;

[0021] Figure 3 This is a cross-sectional structural schematic diagram of the present invention;

[0022] Figure 4 This is a partial cross-sectional structural schematic diagram of the present invention;

[0023] Figure 5 For the present invention Figure 3 A schematic diagram of the structure of part A.

[0024] In the diagram: 1. Leveling machine; 2. Upper leveling roller; 3. Lower leveling roller; 4. Thin steel strip body; 5. Placement plate; 6. Mounting frame; 7. First rotating column; 8. Second rotating column; 9. Extrusion groove; 10. Drive rod; 11. Cleaning brush; 12. Extrusion spring; 13. Limiting groove; 14. Limiting block; 15. Servo motor; 16. Drive shaft; 17. Transmission belt; 18. Rotating shaft; 19. Large wheel; 20. Small wheel; 21. Rotating belt; 22. Top turntable; 23. Guide rod; 24. Sliding block; 25. Brush; 26. Connecting rod; 27. Blower; 28. Side collection box; 29. ​​Arc-shaped blocking block; 30. Filter hole. Detailed Implementation

[0025] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0026] In the description of the present patent, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present patent can be understood according to the specific circumstances.

[0027] Embodiment: Reference Figures 1-5 A thin steel strip cold rolling flattening device, comprising a flattening machine 1, a flattening assembly is arranged on the flattening machine 1, a thin steel strip body 4 is arranged on the flattening machine 1, the flattening assembly comprises a plurality of upper flattening rollers 2 and lower flattening rollers 3 rotatably installed on the flattening machine 1, the thin steel strip body 4 is located between the upper flattening rollers 2 and the lower flattening rollers 3, the upper flattening rollers 2 and the lower flattening rollers 3 on the flattening machine 1 extrude and flatten the thin steel strip body 4, which can effectively eliminate surface defects on the thin steel strip body 4, the surface of the flattening machine 1 is provided with a driving mechanism, which can drive the upper flattening rollers 2 and the lower flattening rollers 3 to rotate, one side of the flattening machine 1 is provided with a placing plate 5, the top of the placing plate 5 is fixedly installed with a mounting frame 6, the bottom of the mounting frame 6 is rotatably installed with a first rotating column 7 and a second rotating column 8, the bottom of the first rotating column 7 and the second rotating column 8 is installed with a cleaning brush 11 through an extrusion assembly, and the bottom of the cleaning brush 11 is in contact with the top of the thin steel strip body 4.

[0028] As a technical optimization scheme of the present application, the top of the placing plate 5 is fixedly provided with a servo motor 15, the output end of the servo motor 15 is connected with a driving shaft 16, the driving shaft 16 is connected with the first rotating column 7 and the second rotating column 8 through a transmission assembly, the transmission assembly comprises a transmission belt 17 arranged between the driving shaft 16 and the second rotating column 8, the transmission belt 17 is arranged between the second rotating column 8 and the first rotating column 7, the surface of the thin steel belt body 4 may have an oxidation layer or impurities after cold rolling, which needs to be cleaned before leveling to avoid scratches or marks, the servo motor 15 is started to rotate the driving shaft 16 during cleaning, under the action of the transmission assembly, the transmission belt 17 on the transmission assembly transmits power to drive the second rotating column 8 and the first rotating column 7 to rotate, and the second rotating column 8 and the first rotating column 7 drive the cleaning brush 11 to rotate, and the cleaning brush 11 is a steel wire brush which can clean the oxidation layer or impurities on the surface of the thin steel belt body 4 through continuous rotation.

[0029] As a technical optimization scheme of the present application, the top of the placing plate 5 is fixedly provided with a servo motor 15, the output end of the servo motor 15 is connected with a driving shaft 16, the driving shaft 16 is connected with the first rotating column 7 and the second rotating column 8 through a transmission assembly, the transmission assembly comprises a transmission belt 17 arranged between the driving shaft 16 and the second rotating column 8, the transmission belt 17 is arranged between the second rotating column 8 and the first rotating column 7, the surface of the thin steel belt body 4 may have an oxidation layer or impurities after cold rolling, which needs to be cleaned before leveling to avoid scratches or marks, the servo motor 15 is started to rotate the driving shaft 16 during cleaning, under the action of the transmission assembly, the transmission belt 17 on the transmission assembly transmits power to drive the second rotating column 8 and the first rotating column 7 to rotate, and the second rotating column 8 and the first rotating column 7 drive the cleaning brush 11 to rotate, and the cleaning brush 11 is a steel wire brush which can clean the oxidation layer or impurities on the surface of the thin steel belt body 4 through continuous rotation.

[0030] As a technical optimization scheme of the present application, the moving driving assembly comprises a rotating shaft 18 rotatably installed on the top of the placing plate 5, a top turntable 22 fixedly installed on the top of the rotating shaft 18, a connecting rod 26 rotatably connected between the top turntable 22 and a sliding block 24, a large pulley 19 fixedly sleeved on the rotating shaft 18, a small pulley 20 fixedly sleeved on the driving shaft 16, and a rotating belt 21 sleeved between the large pulley 19 and the small pulley 20. After the driving shaft 16 rotates, the small pulley 20 on the moving driving assembly will rotate under the action of the moving driving assembly. The rotating belt 21 drives the large pulley 19 to rotate, thereby driving the rotating shaft 18 to rotate. The large pulley 19 and the small pulley 20 are arranged to achieve the effect of rotating deceleration. The rotating shaft 18 drives the top turntable 22 to rotate after rotating. The top turntable 22 drives the connecting rod 26 to move, thereby driving the sliding block 24 to move back and forth on the guide rod 23. The sliding block 24 is provided with a brush 25, which can move back and forth to clean the thin steel belt body 4 again. Through double cleaning, the oxidation layer and impurities on the surface of the thin steel belt body 4 can be effectively removed, and the cleaning effect is good.

[0031] As a technical optimization scheme of the present application, the upper side of the placing plate 5 is provided with a blowing cleaning assembly. The blowing cleaning assembly is located at the side of the thin steel belt body 4. The blowing cleaning assembly comprises a blower 27 fixedly installed on the top of the placing plate 5. A side collecting box 28 is placed on the top of the placing plate 5. The blower 27 and the side collecting box 28 are respectively located at the two sides of the thin steel belt body 4. An arc-shaped blocking block 29 is fixedly installed on the top of the side collecting box 28. A plurality of filter holes 30 are formed in the arc-shaped blocking block 29. The cleaned thin steel belt body 4 continues to be conveyed and will pass through the blowing cleaning assembly. The blower 27 of the blowing cleaning assembly operates to produce powerful blowing to the thin steel belt body 4. The oxidation layer and impurities cleaned on the thin steel belt body 4 will be blown to one side. The oxidation layer and impurities will be blocked on the arc-shaped blocking block 29. The filter holes 30 are arranged to facilitate the passage of air. The oxidation layer and impurities will fall into the side collecting box 28, thereby realizing the blowing cleaning operation. The blower 27 can be downwardly inclined during arrangement, and the blowing effect is better. After the surface of the cleaned thin steel belt body 4 is free of oxidation layer and impurities, the surface will be smoother and more flat after leveling by the leveling machine 1.

[0032] In use: the thin steel belt body 4 after cold rolling, the surface may appear surface defects, such as waves, roll marks, indentation, need to be flattened by the leveling machine 1 leveling operation, the upper leveling roller 2 and the lower leveling roller 3 on the leveling machine 1 to the thin steel belt body 4 extrusion leveling, can effectively eliminate the surface defects on the thin steel belt body 4, start servo motor 15 operation driven shaft 16 rotation, under the action of the transmission belt 17, drive the second rotating column 8 and the first rotating column 7 rotation, thus driving the cleaning brush 11 rotation, the surface of the thin steel belt body 4 oxide layer or impurities are cleaned, the extrusion spring 12 can provide a certain degree of push, so that the cleaning brush 11 and the thin steel belt body 4 between the good extrusion degree, ensure the effect of cleaning, the driven shaft 16 rotation in the rotating belt 21 under the action of the rotating shaft 18, thus driving the top turntable 22 rotation, driving the sliding block 24 back and forth, the brush 25 back and forth again to the thin steel belt body 4 cleaning operation, through double cleaning, can effectively remove the surface of the thin steel belt body 4 oxide layer and impurities, good cleaning effect, the cleaned thin steel belt body 4 continues to transport, the blower 27 operation produces strong blowing blowing to the thin steel belt body 4, the oxide layer and impurities will be cleaned to one side position for collection and processing operation, through the cleaning of the thin steel belt body 4 surface without oxide layer and impurities, after the leveling machine 1 leveling, the surface will be more smooth and flat, convenient to use.

[0033] It should be noted that in this document, the terms "first", "second", and the like, merely denote different instances of an entity or action, and do not necessarily require or imply any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] While embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A thin strip steel cold rolling and levelling device comprising a leveller (1), characterised in that, The leveling machine (1) is provided with a leveling assembly, the leveling machine (1) is provided with a thin steel belt body (4), one side of the leveling machine (1) is provided with a placing plate (5), the top of the placing plate (5) is fixedly installed with a mounting frame (6), the bottom of the mounting frame (6) is rotatably installed with a first rotating column (7) and a second rotating column (8), the bottom of the first rotating column (7) and the second rotating column (8) is installed with a cleaning brush (11) through a squeezing assembly, the bottom of the cleaning brush (11) is in contact with the top of the thin steel belt body (4), the top of the placing plate (5) is fixedly installed with a servo motor (15), the output end of the servo motor (15) is connected with a driving shaft (16), the driving shaft (16) and the first rotating column (7) and the second rotating column (8) are connected through a transmission assembly, the top of the placing plate (5) is movably installed with a sliding block (24), the bottom of the sliding block (24) is provided with a brush (25), the sliding block (24) and the driving shaft (16) are provided with a moving driving assembly, the top of the placing plate (5) is provided with a blowing cleaning assembly, and the blowing cleaning assembly is located at the side of the thin steel belt body (4).

2. A thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The leveling assembly comprises a plurality of upper leveling rollers (2) and lower leveling rollers (3) rotatably installed on the leveling machine (1), and the thin steel belt body (4) is located between the upper leveling rollers (2) and the lower leveling rollers (3).

3. The thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The transmission assembly comprises a transmission belt (17) arranged between the driving shaft (16) and the second rotating column (8), and the transmission belt (17) is arranged between the second rotating column (8) and the first rotating column (7).

4. The thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The top of the placing plate (5) is fixedly installed with a guide rod (23), and the sliding block (24) is slidably sleeved on the guide rod (23).

5. The thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The moving driving assembly comprises a rotating shaft (18) rotatably installed on the top of the placing plate (5), a top turntable (22) fixedly installed on the top of the rotating shaft (18), and a connecting rod (26) rotatably connected between the top turntable (22) and the sliding block (24).

6. A thin steel strip cold rolling and flattening device according to claim 5, characterized in that, A large gear (19) is fixedly sleeved on the rotating shaft (18), a small gear (20) is fixedly sleeved on the driving shaft (16), and a rotating belt (21) is sleeved between the large gear (19) and the small gear (20).

7. The thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The squeezing assembly comprises a squeezing groove (9) formed in the bottom of the first rotating column (7) and the second rotating column (8), a driving rod (10) movably installed in the squeezing groove (9), a cleaning brush (11) fixedly connected to the top of the driving rod (10), and a squeezing spring (12) fixedly installed between the top of the driving rod (10) and the top side inner wall of the squeezing groove (9).

8. The thin steel strip cold rolling and flattening device according to claim 7, characterized in that, A limiting groove (13) is formed in the inner wall of the squeezing groove (9), and a limiting block (14) is fixedly installed on the side of the driving rod (10) and slidably installed in the limiting groove (13).

9. The thin steel strip cold rolling and flattening device according to claim 1, characterized in that, The blowing cleaning assembly comprises a blower (27) fixedly installed on the top of the placing plate (5), the top of the placing plate (5) is provided with a side collecting box (28), the blower (27) and the side collecting box (28) are respectively located at the two sides of the thin steel belt body (4), and the top of the side collecting box (28) is fixedly provided with an arc-shaped blocking block (29), a plurality of filtering holes (30) are formed in the arc-shaped blocking block (29).

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