KR20000013229U - Foreign material removal device of upper and lower roll of cold calibrator - Google Patents

Abstract

The present invention relates to a cold calibrator for correcting a thick plate with poor flatness, and includes a side roll table 110 into which a thick plate with poor flatness flows and a continuous plate introduced into the side roll table 110. In the cold straightener consisting of a plurality of upper and lower rolls (120,130) arranged in a row, and the exit roll table 140 for transporting the thick plate corrected by the reduction of the upper and lower rolls to a post-work process, between the upper and lower rolls (120,130) The brush plate 30 which is capable of removing foreign matters of the upper and lower rolls is bolted to the upper and lower surfaces of the foreign material removing plate 10 inserted into the space, and the brushes are connected to both ends of the foreign material removing plate 10 through hinge points P. The elevating cylinder 40 which is capable of elevating the plate 30 is connected and installed, and the fixing groove 11 of the foreign material removing plate 10 is lowered by the fixing cylinder 50 on the side of the upper roll 120. Stoppers (60) Meanwhile, the elevating cylinder 40 and the fixed cylinder 50 have a structure in which first and second solenoid valves 80 and 90, which can be remotely controlled from the driver's seat of the cooling calibrator, are connected to each other. The large and small foreign objects are removed while the roll rotates while raising and removing the foreign material removal plate from the driver's seat, thereby preventing scratches on the outer surface of the upper and lower rolls, thereby improving the quality of the strip and improving productivity. .

Description

Device for removing the adhesive sludge for operating roll in cold adjusting roller

The present invention relates to a cold calibrator for calibrating a thick plate of poor flatness, and more particularly, to a foreign material removal device of the upper and lower rolls of the cold calibrator that can automatically remove the foreign matter attached to the upper and lower rolls of the cold calibrator.

In general, the cold straightening machine is provided with a work roll (hereinafter referred to as a top and bottom roll) for correcting a defect in the flatness generated in the process of the product produced in the thick plate mill rolling or correction line, the outer surface of the top and bottom roll To the various foreign matters generated during the pressing process is attached.

If the flatness of the product is corrected in the state in which foreign matter is attached to the outer surface of the upper and lower rolls, scratches such as scratches are generated on the surface of the corrected product, which adversely affects the surface quality, and thus must be removed promptly.

That is, the conventional cold calibrator capable of performing the above function, as shown in the drawing of Figure 1, the cold calibrator 100 is a side roll table 110 is a flat plate is introduced into the poor flatness, and A plurality of upper and lower rolls 120 and 130 which are to be flattened by pressing down the thick plates introduced by the side roll table 110 and the exit rolls to which the thick plates straightened by the upper and lower rolls 120 and 130 are transferred to a subsequent work process. It has a structure composed of a table 140.

Therefore, in the case of calibrating the thick plate by using the cold straightener 100, when the rear plate having poor flatness is seated on the side roll table 110, the thick plate is straightened by pressing down the upper and lower rolls 120 and 130. It is transferred to another work line through the exit roll table 140.

By the way, if you want to remove the various foreign matter attached to the upper and lower rolls 120,130 forming the cold calibrator 100, insert a mop or electric grinder into the space between the upper and lower rolls (120,130), so the safety accident Not only there is a possibility that the occurrence of foreign matters due to the manual work is removed, there is a problem that the work efficiency is reduced.

Thus, the present invention was devised to solve the problems as described above, the foreign matter storage value of the cold straightener upper and lower rolls to quickly remove various foreign matters attached to the upper and lower rolls by using the rotation state of the upper and lower rolls The purpose is to provide.

1 is a working state diagram showing a process of removing foreign matter in the upper and lower rolls of the cold calibrator according to the prior art,

Figure 2 (a), (b) is an overall view showing a foreign material removal device of the upper and lower rolls of the cold calibrator according to the present invention and a partial enlarged plan view of a part,

3 is an exploded perspective view showing a foreign material removal device of the upper and lower rolls of the cold calibrator according to the present invention.

Explanation of symbols on the main parts of the drawings

100: cold calibrator 110: entrance roll table

120,130: up and down roll 140: exit roll table

10: foreign substance removal plate 20: brush fixing plate

30: brush plate 40: lifting cylinder

50: fixed cylinder 80,90: 1, 2 solenoid valve

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

Figure 2 (a), (b) is an overall view showing a foreign matter removal device of the upper and lower rolls of cold calibrator according to the present invention and a partial enlarged plan view of part A, Figure 3 is the foreign matter removal of the upper and lower rolls of cold calibrator according to the present invention As an exploded perspective view showing the apparatus, as shown in these figures, the side roll table 110 into which the thick plate with poor flatness is introduced and the rear plate introduced into the side roll table 110 are continuously In the cold straightener comprising a plurality of top and bottom rolls 120 and 130 arranged, and the exit roll table 140 to transfer the thick plate corrected by the top and bottom rolls to a post-work process,

The brush plate 30 is bolted to the upper and lower surfaces of the foreign material removing plate 10 inserted into the space between the upper and lower rolls 120 and 130, and both ends of the foreign material removing plate 10 are bolted to each other. The lifting cylinder 40, which is capable of raising and lowering the brush plate 30 through the hinge point P, is connected, and the foreign material is removed by the fixed cylinder 50 on the side of the upper roll 120 to remove foreign substances. The stopper 60 is inserted into and installed in the fixing groove 11 of the plate 10, while the elevating cylinder 40 and the fixed cylinder 50 can be remotely controlled from the driver's seat of the cooling calibrator. The first and second solenoid valves 80 and 90 are connected to each other.

Here, the foreign material removing plate 10 of the plate shape is inserted into the space between the upper and lower rolls (120, 130), the upper and lower surfaces of the foreign material removing plate 10 is to be in direct surface contact with the outer surface of the upper and lower rolls (120, 130) The brush plate 30 is attached.

Of course, the brush plate 30 has a structure that is fixed through the brush fixing plate 20 to be fastened by a fastening means such as the bolt 21 in the state attached to the upper and lower surfaces of the foreign matter removing plate 10.

Each hinge point P is integrally formed at both sides of the foreign material removing plate 10, and a stopper 60 is inserted into and fixed between the hinge points P to be described later. The structure 11 is formed concave.

In addition, the hinge point P forming both sides of the foreign material removing plate 10 has a structure in which the lifting cylinder 40 which can raise and lower the body of the brush plate 30 is rotatably connected.

Here, the lifting cylinder 40 is fixedly installed on the bottom surface of the cold calibrator 100 through the cylinder fixing plate 70, the air line to be used as the inlet or discharge pipe of the air in the body of the lifting cylinder 40 It has a structure in which 41 is connected.

Of course, the body of the elevating cylinder 40 has a structure that is connected to the second solenoid valve 90 to be turned on and off in the driver's seat during the operation of the cold calibrator 100.

On the other hand, the body of the cold calibrator 100, that is, the fixed cylinder 50 which is operated by the electrical signal on the side of the upper roll 120 is installed, both sides of the foreign material removing plate 10 on the body of the fixed cylinder (50) The stopper 60 to be selectively inserted into the concave fixing groove 11 is mounted.

Of course, the body of the fixed cylinder 50 is connected to the air line to be used as the inlet or outlet pipe of the air, the first solenoid valve 80 to be turned on or off in the driver's seat of the cold calibrator 100 is connected structure It is.

Hereinafter, described in detail with reference to the accompanying drawings illustrating the operation according to the present invention.

First, in order to remove foreign matter attached to the upper roll 120 of the cold calibrator 100, the second solenoid valve 90 is turned on by operating an operation switch provided in the driver's seat of the cold calibrator 100.

Of course, since the rod of the lifting cylinder 40 provided in the entry roll table 110 and the exit roll table 140 is operated, the debris removing plate 10 is raised.

At this time, since the rod of the lifting cylinder 40 is operated, for example, the foreign matter removing plate 10 is upwardly separated from the lower roll 130. Of course, the brush plate 30 is upward when the foreign matter removing plate 10 is upward.

Subsequently, by slightly lowering the upper roll 120 to be in close contact with the upper surface of the brush fixing plate 20, and then rotating the upper roll 120, the upper roll 120 is formed by a brush formed on the surface of the brush plate 30. Foreign matter attached to 120 is removed.

On the other hand, when removing the foreign matter attached to the lower roll 130 of the cold calibrator 100, the operation switch provided in the driver's seat of the cold calibrator 100 is operated to turn on the first solenoid valve 80.

At this time, as the rod of the fixed cylinder 50 is operated, the stopper 60 is lowered and at the same time the stopper 60 is inserted into the fixing groove 11 formed in the foreign substance removing plate 10, the foreign substance removing plate 10 is It is fixed.

Subsequently, when the upper roll 120 of the cold calibrator 100 is slightly raised to release the adhesion from the brush plate 30, the lower roll 130 is slowly rotated. Since 30) is in close contact, foreign matter adhering to the outer surface of the lower roll 130 is removed.

Therefore, the foreign material removal device of the upper and lower rolls for the cold calibrator of the present invention, while raising and lowering the elevating cylinder through the first and second solenoid valves controlled in the cab, while maintaining a constant tension by appropriately maintaining the amount of air in the fixed cylinder To remove the foreign matter attached to the upper and lower rolls.

As described above, according to the foreign matter removal apparatus of the upper and lower rolls of the cold calibrator according to the present invention, the large and small foreign matters attached to the upper and lower rolls are automatically removed by the foreign matter removal plate which is lifted and lowered by the operation switch provided in the driver's seat. As the scratches are prevented from occurring on the outer surface of the upper and lower rolls, the surface quality of the strip is not only improved, but also it is possible to prevent accidents such as finger stenosis generated during the removal of foreign substances in the upper and lower rolls.

Claims (1)

The side roll table 110 into which the thick plate with poor flatness flows, the top and bottom rolls 120 and 130 in which rolling rolls are continuously arranged to correct the thick plate introduced into the side roll table 110, and the top and bottom rolls 120 and 130. In the cold straightener consisting of the exit roll table 140 for transferring the corrected thick plate to the post-treatment process, The brush plate 30 to remove the foreign matter surface of the upper and lower rolls is bolted to the foreign material removing plate 10 inserted into the space between the upper and lower rolls 120 and 130, and hinge points P at both ends of the foreign material removing plate 10. Lifting cylinder 40 for raising and lowering the brush plate 30 through the () is connected, while being lowered by the fixed cylinder 50 on the side of the upper roll 120 is inserted into the fixing groove 11, foreign matter removal plate A stopper 60 for fixing 10 is installed, and the first and second solenoid valves 80 and 90 electrically connected to the elevating cylinder 40 and the fixed cylinder 50 from the driver's seat are electrically connected to each other. Foreign material removal apparatus of the upper and lower rolls of cold calibrator, characterized in that consisting of.