KR100951261B1 - An apparatus for removing alien substances on suface of leveller roll - Google Patents

Abstract

An apparatus for removing surface foreign matter from a leveler roll for performing shape correction of a steel sheet product is provided.

The apparatus for removing foreign substances on the surface of the leveler roll is a device for removing foreign substances adhering to the surface of the lower and upper leveler rolls of the leveler for correcting the shape of the steel sheet product. And a shaft portion rotatably installed on each of the movable frames, wherein a driven gear provided on the shaft portion and a driving gear of the first driving motor provided on the movable frame are engaged to the leveler side. A rotation guide roll installed on the rotation frame rotatably installed; And a polishing cloth wound on a drum installed to drive the motor to one side of the rotation guide roll on the moving frame, and moving between the leveler rolls to remove foreign substances from the surface of the rolls.

According to the present invention, the foreign matter adhering to the roll surface of the leveler can be removed quickly and effectively without the manual labor of the operator, thereby preventing the surface damage of the leveled thick plate product caused by the foreign matter and polishing the surface of the leveler roll. It is possible to obtain a more improved effect of increasing the leveling work efficiency of the.

Steel plate product, product shape correction, leveler, leveler roll, leveler roll debris removal device

Description

Surface removal device of leveler roll {AN APPARATUS FOR REMOVING ALIEN SUBSTANCES ON SUFACE OF LEVELLER ROLL}             

1 is a perspective view showing a surface foreign matter removing apparatus of the leveler roll according to the present invention

Figure 2 is a perspective view of the main portion showing the surface foreign matter removal apparatus of the inventor leveler roll

Figure 3 is a perspective view showing a rotating guide roll in the surface foreign matter removal device of the inventor leveler roll

Figure 4 shows the operating state of the surface foreign matter removal apparatus of the inventor leveler roll,

(a) is an operating state diagram showing the surface foreign matter removal state of the upper leveler roll

(b) is an operating state diagram showing the removal of foreign matter on the surface of the lower leveler roll

Explanation of symbols on the main parts of the drawings

1 .... Debris removal device on leveler roll

10 .... Moving frame 12 .... Rail

14 .... drive wheel 16,18 .... 1st and 2nd support

30 .... rotating guide roll 32 .... rotating frame

34 .... Shaft 38 .... Drive Gear                 

40 .... driven gear 50 .... abrasive cloth

52 .... Polishing Pod 100 .... LEVELLER

120,140 ..... lower and upper leveler rolls

The present invention relates to a leveler (LEVELLER) for performing the shape correction of steel sheet products, in particular, thick plate products, more specifically to remove the foreign matter adhering to the surface of the roll of the leveler quickly and effectively without the operator's manual, The present invention relates to an apparatus for removing foreign substances on the surface of a leveler roll, which prevents surface damage of the leveled thick plate product and polishes the surface of the leveler roll to increase the leveling work efficiency of the thick plate product.

For example, steel plate products produced in steel mills, for example, the thick plate product to perform the leveling work to correct the shape and increase the flatness, the leveling equipment for such a heavy plate product is called a leveler (LEVELLER), The leveler is shown schematically in FIG. 1.

That is, as shown in Figure 1, the leveler 100 is a plurality of lower leveler roll 120 fixed to the lower portion of the frame 110 and a plurality of upper parts installed on the movable frame 130 to be movable up and down As the thick plate passes between the leveler rolls 140, the shape is corrected or the flatness is increased. At this time, the lower and upper leveler rolls 120 and 140 are actually 2, but are simply illustrated in the drawing. It consists of a work roll which is installed in rows and makes contact with the actual product and a backup roll supporting it.

By the way, in the leveling operation of the thick plate product through the leveler 100, various foreign matters attached to the thick plate product are attached to the surface of the leveler rolls 120 and 140, and such foreign matters are When the leveling work is pressed on the surface of the product is to cause a surface defect such as a scratch on the surface of the product.

Therefore, foreign matter adhering to the surfaces of the lower and upper leveler rolls 120 and 140 of the leveler 100 should be removed. As shown in FIG. 1, the lower and upper leveler rolls 120 of the actual leveler 100 are removed. (140) is only a maximum of 230mm, it is not shown in the drawing in the prior art, but the operator uses various types of cleaning tools, such as a mop or push rod on the surface of the leveler roll (120, 140) The attached foreign matter was removed.

However, in the removal of foreign matter on the surface of the conventional leveler roll, the lower leveler rolls 120 may remove the foreign matter on the surface to some extent by the worker extending the mop bar or hand, but the upper leveler rolls 140 It hardly removes foreign matter attached to it.

Therefore, in the case where the foreign substances attached to the leveler rolls 120 and 140 are severe, an operator extrapolates the upper frame 130 in which the upper leveler roll 140 is installed in the leveler 100 by using a hoist or the like, and then leveler rolls. To perform the complicated work of removing the foreign matter attached to the (120) (140), according to this, the removal of the foreign material on the surface of the conventional leveler roll requires a considerable time, there was a problem that lowers the operation of the leveler as a whole .

The present invention has been made in order to solve the various problems as described above, the object of the present invention is that the foreign matter such as scale, slag foreign matter attached to the surface of the leveler roll after the leveling operation to improve the shape correction and flatness of the steel sheet products It is an object of the present invention to provide a debris removal device for the surface of a leveler roll, which enables to remove the surface quickly and efficiently without manual labor.

In addition, another object of the present invention is to quickly remove the surface foreign matters of the leveler roll without the manual labor of the operator, and in particular, the surface of the leveler roll can be polished to improve the surface accuracy of the leveler roll to enable more accurate leveling operation. The present invention provides a device for removing foreign matter from the surface of a leveler roll.

The present invention as a technical configuration for achieving the above object, in the apparatus for removing foreign matter adhering to the surface of the lower and upper leveler roll of the leveler for correcting the shape of the steel sheet product, the entry and exit side of the leveler A pair of moving frames moved in to enter;
A shaft rotatably installed on each of the moving frames, and a driven gear provided on the shaft portion and a driving gear of the first driving motor provided on the moving frame mesh with each other to rotate to the leveler side. Rotation guide roll installed in the frame; And,
A polishing cloth wound on a drum installed on the moving frame so as to drive the motor to one side of the rotating guide roll, and moving between the leveler rolls to remove foreign substances from the surface of the rolls;
It provides a surface foreign matter removal apparatus of the leveler roll configured to include.

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Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a surface foreign matter removal device of the leveler roll according to the present invention, Figure 2 is a perspective view showing a surface foreign material removal device of the leveler roll of the present invention, Figure 3 is a surface foreign material removal of the leveler roll of the present invention Figure 4 is a perspective view showing a rotating guide roll in the device, Figure 4 is a view showing the operating state of the surface debris removal device of the present invention leveler roll, Figure 4a is an operating state diagram showing the surface debris removal state of the upper leveler roll, Figure 4b is an operating state diagram showing the surface foreign matter removal state of the lower leveler roll.

In FIG. 1, the overall structure of the surface foreign matter removing device 1 of the leveler roll is illustrated, and the surface foreign material removing device 1 of the leveler roll of the present invention has a large moving frame 10 and a rotation guide roll 30. And, it can be divided into a polishing cloth 50, these components 10, 30, 50 will be described in detail as follows.

First, Figure 1 and Figure 2 shows the moving frame 10 of the surface foreign matter removal device of the leveler roll of the present invention, the moving frame 10 of the present invention, the entrance, exit side of the leveler 100 The pair is arranged to move in and enter.

That is, as shown in Figure 2, the moving frame 10 is a driving wheel 14 and the guide roll (14) which are installed to move along the rails 12 are respectively installed on the inlet and outlet side of the leveler 100, 30 and the 1st and 2nd support bases 16 and 18 which support the shaft part of the drum 52 are provided.

And, the drive wheel 14 is moved along the rail 12 while being driven as a drive motor 14a installed on the bottom side of the moving frame 10, of course, one drive wheel 14 is installed idling have.

Therefore, when the driving motor 14a is driven, the driving wheel 14 is driven so that the moving frame 10 of the present invention enters the entrance and exit sides of the leveler 100, respectively, as shown in FIG. During the leveling operation of a normal steel plate product, that is, a thick plate product through the leveler 100, the moving frame 10 is separated, and foreign substances on the surface of the lower and upper leveler rolls 120 and 140 of the leveler 100 are removed. Only when removing the moving frame 10 will be moved.

Next, Figure 1 and Figure 3 shows the rotation guide roll 30 of the surface foreign matter removal device of the present invention leveler roll, the rotation guide roll 30 of the present invention, the respective moving frame 10 It is attached to the rotating frame 32 which is rotatably installed on the leveler side.

At this time, as shown in Figure 3, the rotating frame 32 is formed in a gentle arc shape, the shaft portion 34 integrally formed in the center of the rotating frame 32, the moving frame 10 It is rotatably supported by the bearing block 31 provided on the first support 16.

In addition, a drive gear 38 of the first drive motor 36 installed on the moving frame 10 is engaged with the shaft portion 34 of the rotating frame 32 to the outside of the bearing block 31. The gear 40 is provided.

Therefore, the rotation frame 32 is the position of the rotation guide rolls 30 on both sides of the rotational direction of the first drive motor 36 is variable, such a rotation guide roll 30 is the rotation frame 32 4 are installed in parallel on both sides thereof, and as shown in FIG. 4, the abrasive cloth 50 is lowered in accordance with the rotation of the rotary frame 32 while the abrasive cloth 50 to be described later passes through it. Or the upper leveler roll 120, 140 is in close contact with the foreign matter to remove the surface.

Next, FIGS. 1 and 2 illustrate the polishing cloth 50 of the surface foreign matter removing device of the leveler roll of the present invention, and the polishing cloth 50 of the present invention rotates on the moving frame 10. The surface of the rolls is wound around the drum 52 installed to drive the motor to one side of the guide roll 30 to move through the leveler rolls 120 and 140 to remove the material.

At this time, the drum 52 for winding and folding the polishing cloth 50 is rotatably mounted to and connected to a bearing block 54 provided on the second support 18 of the moving frame 10. The abrasion 50 is wound, and the second drive motor 56 horizontally installed on the second support 18 of the movable frame 10 is connected to one end of the bearing block 54.

Accordingly, when the second driving motor 56 is driven, the polishing cloth 50 is wound and unrolled between the drums 52 disposed on both sides of the leveler 100, and the rotation thereof will be described in detail with reference to FIG. According to the variable positions of the guide rolls 30, foreign substances on the surface of the lower and upper leveler rolls 120 and 140 of the leveler 100 are removed.

On the other hand, as shown in Figure 2, the abrasive cloth 50 has a structure in which a solid cloth (50a) is disposed in the center, the fine abrasive stone (50b) is attached to the upper, lower portions, the polishing cloth ( When the 50 passes through the surfaces of the leveler rolls 120 and 140, foreign matters of the surface of the leveler rolls 120 and 140 are removed, as well as the surface degree is good, thereby increasing the leveling level of the steel sheet product. It is made of.

Referring to the operation of the present invention made in the above configuration in detail as follows.

As shown in FIGS. 1 to 4, foreign substances adhered to the surface of the lower and upper rolls 120 and 140 of the leveler 100 for correcting the shape of the steel sheet product, for example, the thick plate product or increasing the flatness. The surface foreign material removal device ('1' of FIG. 1) of the leveler roll of the present invention, which can perform surface polishing of the leveler rolls, while being quickly and effectively removed without the manual labor of the operator, is as follows.

First, as shown in Figure 1, when the leveling operation of the normal steel sheet product is completed, the operator drives the drive motor 14a of the frame bottom side to move the moving frame 10 of the apparatus 1 of the present invention When the driving wheel 14 moves along the rail 12, the moving frame 10 is disposed at the entrance and exit sides of the leveler 100, respectively.

Next, the operator passes the leveler 100 while unwinding the drum 52 of one of the polishing cloth drums on both sides by moving the second drive motor 56 to wind the tip end of the drum 52 on the opposite side. If the upper frame 130 of the upper leveler roll 140 is extrapolated with a hoist or the like, the polishing cloth 50 is first hung on both drums 52, and then the moving frames 10 on both sides are moved together to move the polishing cloth. It will also be possible to position 50.

Next, as shown in FIG. 4, the operator variably adjusts the position of the rotary guide roll 30 to select one of the lower and upper leveler rolls 120 and 140 of the leveler 100 to first check the surface foreign matter. Remove it.

That is, as shown in Figs. 1 and 4a, the arc-shaped rotating frame 32 meshes with the driven gear 40 provided in the shaft portion 34, according to the rotation direction of the drive gear 38 of the motor 36. When the rotation frame 32 is positioned as shown in FIG. 4A, the polishing guide 50 is lifted because the left guide roll 30 of one rotation frame 32 presses the polishing cloth 50. The upper leveler rolls 140 of the leveler 100 and the upper surface of the polishing cloth 50 are in close contact with each other while being supported by the opposite side guide roll 30 while receiving a force.

Therefore, when the upper leveler rolls 140 rotate while the polishing cloth 50 proceeds to the operation of the drums 52, the surface foreign matter of the upper leveler rolls 140 is removed, as well as the surface polishing. Will be improved.

On the contrary, as shown in FIG. 1 and FIG. 4B, when the first driving motor 36 is driven, the rotation frame 32 is rotated in reverse to adjust the positions of the left and right guide rolls 30, and eventually the right guide roll. Since the 30 presses the polishing cloth 50, the polishing cloth 50 is in close contact with the lower leveler roll 120 of the leveler 100, thereby removing the surface foreign matter and improving the degree through surface polishing. will be.

As a result, in comparison with the conventional removal of the foreign matter on the surface of the leveler rolls 120, 140 with a rag, the polishing cloth proceeds while being in close contact with the surface of the lower or upper leveler rolls 120, 140 continuously. 50 removes the surface foreign matter of the roll and further improves the surface accuracy through polishing.

Thus, according to the surface foreign matter removal apparatus of the leveler roll of this invention,

Firstly, after leveling work to improve the shape correction and flatness of steel sheet products, it provides the advantage of removing foreign matters such as scale and slag foreign material attached to the surface of leveler roll quickly and efficiently without manual operation by the operator.

Second, the surface of the leveler roll can be quickly removed without any manual work by the operator, and in particular, the surface of the leveler roll can be polished to improve the level of the leveler roll, allowing for more precise leveling and extending the life of the leveler roll. Has the effect of                     

Finally, it is possible to prevent various safety accidents that may occur during the leveler roll cleaning operation of the worker without the need for the manual operation of the worker, and to provide an excellent effect of facilitating the manufacture and installation of the device as a simple structure.

While the invention has been shown and described with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit or scope of the invention as set forth in the claims below. I would like to know that those who have knowledge of this can easily know.

Claims (4)

In the apparatus for removing foreign matter adhering to the surface of the lower and upper leveler roll 120, 140 of the leveler 100 for correcting the shape of the steel sheet product, A pair of moving frames 10 entering and exiting the entrance and exit sides of the leveler 100; A shaft 34 rotatably installed on each of the movable frames 10, the driven gear 40 provided on the shaft and a drive gear of the first driving motor 36 mounted on the movable frame; A rotation guide roll (30) installed on the rotation frame (32) rotatably fitted to the leveler side (38); And, It is wound on the drum 52 installed to drive the motor to one side of the rotary guide roll 30 on the moving frame 10 to pass through the leveler rolls 120 and 140 to remove foreign substances on the surface of the rolls. Polishing cloth 50; Surface foreign matter removal device of the leveler roll, characterized in that configured to include The method of claim 1, wherein the moving frame 10, A driving wheel 14 installed to move along the rails 12 installed at the inlet and outlet sides of the leveler 100; And, First and second support members 16 and 18 supporting the shaft portions of the guide roll 30 and the drum 52; Surface foreign matter removal device of the leveler roll, characterized in that configured to include The shaft 34 of the rotating frame 32 is rotatable to a bearing block 31 provided on the first support 16 provided in the movable frame 10. Supported, The rotary guide rolls 30 are installed on both sides of the rotary frame 32 in parallel, respectively, and the abrasive cloth 50 passes along the rotation cloth 32 while the abrasive cloth 50 passes therebetween. Surface debris removal device of the leveler roll, characterized in that configured to be in close contact with the lower or upper leveler roll (120, 140) side The method of claim 1 or 2, wherein the drum (52) for winding and unwinding the polishing cloth (50) is rotatable in a bearing block (54) provided on the second support (18) of the movable frame (10). It is mounted so that the polishing cloth 50 is wound thereon, One side end of the bearing block 54 is connected to a second drive motor 56 horizontally installed on the second support 18 of the movable frame 10, so that the polishing cloth 50 is unwound and wound when the motor is driven. Surface foreign matter removal device of the leveler roll, characterized in that configured to remove the surface foreign matter of the leveler roll

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