KR100903632B1 - Device for removing swarf in steel sheet degrease line - Google Patents

Abstract

A swarf removal device which removes swarf and other debris from the surface of the strip before inserting the strip discharged from the polishing line into the degreasing unit to prevent the indentation groove of the strip. A fixed base installed at the; A swarf removing unit having a plurality of rubber wipers in the V-shaped block to push foreign substances on the strip surface to both edges of the strip in contact with the strip surface; A block moving portion for vertically moving the V-shaped block inside the fixed base such that the rubber wiper is in contact with the strip surface; And a block rotator that raises one end of the V-shaped block facing the abrasive cabin to allow inspection and replacement of the rubber wiper.

Grinding equipment, degreasing equipment, strips, swarf, abrasives, rubber wipers, V-shaped blocks, foreign material collection

Description

Swapping removal apparatus of steel plate degreasing plant {DEVICE FOR REMOVING SWARF IN STEEL SHEET DEGREASE LINE}

1 is a schematic view of a degreasing facility in which a swarf removal apparatus according to the present invention is installed.

2 is a partially exploded perspective view of the swap removal device according to the present invention.

Figure 3 is a bottom view of the swap removal unit of the swap removal device according to the present invention.

4 is a partially enlarged view of the swap removal unit shown in FIG. 3;

Explanation of symbols on the main parts of the drawings

1: polishing cabin 3: degreasing tank

10: fixed base 20: swap removal unit

30: block moving part 40: block rotating part

50: foreign material collection 100: strip

The present invention relates to a degreasing step of a steel sheet manufacturing process, and more particularly, to a swab removal apparatus of a degreasing apparatus for removing swarf and other foreign matter from the strip before putting the strip discharged from the polishing line into the degreasing equipment. will be.                         

In general, stainless steel sheet is polished to remove surface defects by grinding the surface of the strip, and to provide surface roughness and gloss while spraying abrasive oil on the contact portion between the strip and the polishing belt. By cooling the frictional heat, a degreasing line is disposed after the polishing line to remove the abrasive oil from the strip surface.

At this time, in the strip discharged from the polishing line and introduced into the degreasing line, swarf and other foreign substances, which are by-products generated during the polishing operation, remain on the surface of the strip together with the polishing oil. Therefore, conventionally, a pair of squeeze rolls has been disposed between the polishing line and the degreasing line, and the strip is passed through the squeeze rolls to remove the swarf from the strip.

However, the use of the squeeze roll described above causes the pressurized swarf to remain on the surface of the strip as the strip passes through the squeeze roll, thereby reducing the degreasing ability of the degreasing unit, and the indentation grooves are generated on the surface of the strip by the swarf attached to the squeeze roll. It has such a disadvantage that the quality of the strip is reduced.

Therefore, the present invention is to solve the above problems, the object of the present invention is to increase the degreasing capacity of the degreasing equipment by removing the swarf and other foreign matter on the surface of the strip before putting the strip discharged from the polishing line into the degreasing facility. In addition, the present invention provides a swap removal device for preventing the occurrence of press-fitting grooves in a strip.

In order to achieve the above object, the present invention,

A fixed base installed between the polishing cabin and the degreasing tank, and a swipe removal unit having a plurality of rubber wipers inside the V-shaped block to push foreign substances on the strip surface to both edges of the strip by contact with the strip surface; A block moving part for vertically moving the V-shaped block inside the fixed base so that the wiper is in contact with the strip surface, and a block rotating part which raises one end of the V-shaped block facing the polishing cabin to allow inspection and replacement of the rubber wiper. Provides a swap removal device of the steel strip degreasing equipment.

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

1 is a schematic diagram of a degreasing installation in which a swab removal apparatus according to the present invention is installed. According to the drawings, the strip 100 introduced into the polishing cabin 1 is subjected to surface polishing by contact with the polishing belt 2. In the above, the abrasive oil is injected into the contact portion with the polishing belt 2. In addition, the strip 100 discharged from the polishing cabin 1 is introduced into the degreasing tank 3 to receive the degreasing solution to remove the abrasive oil from the surface of the strip 100.

In the above polishing process, the surface of the strip 100 remains swarf and other foreign matter, which are by-products of the polishing operation, and the swarf removing apparatus according to the present invention is provided between the polishing cabin 1 and the degreasing tank 3 to provide a polishing cabin ( Before the strip 100 discharged from 1) is introduced into the degreasing tank 3, the abrasive oil, swarf and other foreign matter on the surface of the strip 100 are removed.                     

FIG. 2 is a partially exploded perspective view of the swarf removing apparatus according to the present invention, FIG. 3 is a bottom view of the swarf removing unit shown in FIG. 2, and FIG. 4 is a partially enlarged view of FIG. 3, referring to FIGS. 1 to 4. Looking at the configuration of the swap removal device as follows.

The swarf removal apparatus according to the present invention is largely provided with a fixed base (10) installed between the polishing cabin (1) and the degreasing tank (3) and a plurality of rubber wipers (22) inside the b-shaped block (21). Swapping removal unit 20 for removing foreign matter on the surface of the strip 100 by removing the foreign matter on the surface of the strip 100 by contact with the surface, and the rubber wiper 22 is fixed to contact the surface of the strip 100 Inspection of the rubber wiper 22 by raising the block moving part 30 for vertically moving the V-shaped block 21 inside the base 10 and the one end of the V-shaped block 21 facing the polishing cabin 1. And a block rotating portion 40 to enable replacement.

The fixed base 10 includes a pair of vertical bases 11 positioned outside both edges of the strip 100, and a horizontal base 12 connecting upper ends of the two vertical bases 11 and the strips 100. The block moving part 30, the swap removal part 20, and the block rotating part 40 are fixed to the lower side of the horizontal base 12 facing the surface.

First, referring to the configuration of the block moving unit 30, the block moving unit 30 is fixed to the pair of first cylinder 31 and the piston end of the first cylinder 31 fixed to the lower end of the horizontal base 12 And a fixed frame 32 which moves up and down in a direction perpendicular to the strip traveling direction by the first cylinder 31 operation, and extends toward the polishing cabin 1 at both ends of the fixed frame 32 and includes a V-shaped block ( 21 is composed of a pair of support frames 33 for supporting.

The block moving part 30 is also fixed in parallel with the first cylinder 31 at one end of the supporting frame 32 facing the degreasing tank 3 in order to smoothly guide the vertical movement of the swarf removing part 20. A pair of guide racks 34 to be installed, a rotary shaft 35 installed along the width direction of the strip 100 at an upper end of the vertical base 11, and installed on the rotary shaft 35 to be engaged with the guide rack 34. It has a pair of pinions 36.

The swarf removal unit 20 is installed between the pair of support frames 33 and is fixed to the bottom of the V-shaped block 21 having an internal space and the V-shaped block 21 facing the surface of the strip 100. A plurality of guide rails 23 and a plurality of rubber wipers 22 inserted into the guide rails 23 and in contact with the surface of the strip 100 are included.

The V-shaped block 21 is positioned so that its center part faces the polishing cabin 1, and the rubber wiper 22 mounted thereto is also positioned so that its center part faces the polishing cabin 1. As a result, during the movement of the strip 100, the rubber wiper 22 pushes the foreign substances on the surface of the strip 100 to both edges of the strip 100 and falls below the strip 100.

At this time, the swarf removing unit 20 installs the air head 24 in the V-shaped block 21 to blow the foreign substances caught between the rubber wipers 22 to move to both edges of the strip 100. A plurality of air holes 21a are installed between the guide rails 23, and the air supply pipe 26 and the air supply hose 27, on which the solenoid valve 25 is installed, are connected to the air head 24, High pressure air is provided inside the magnetic block 21.                     

In addition, the block rotating part 40 is mounted on the fixed frame 32 and the piston end is fixed to the upper end of the V-shaped block 21, 41 and formed on the inner surface of the support frame 33 and the V-shaped block ( It is composed of a guide groove (42) coupled with the fixed shaft (28) of the 21 to provide a rotation path of the V-shaped block (21), the guide groove (42) to remove the abrasive cabin (1) from the fixed frame (32) It is provided in any arc shape rising toward it.

On the other hand, the inside of the vertical base 11 is provided with a foreign material collecting unit 50 for collecting the abrasive oil dropped by the swarf removing unit 20 and the swarf and other foreign matter, the foreign material collecting unit 50 is the shaft 51 The foreign material box 52 which is rotatably installed, the stationary frame 53 for standing and fixing the foreign material box 42, and the foreign material box 52 are fixed to the outer surface, and the worker rotates the foreign material box 52 to collect them. And a handle 54 to remove the debris.

Hereinafter will be described the operation of the present invention.

First, when the strip 100 is discharged from the polishing cabin 1, the control panel 60 extends the first cylinder 31 of the block moving part 30 to fix the fixed frame (fixed to the first cylinder 31). 32) and the support frame 33 are lowered. This causes the V-shaped block 21 mounted on the support frame 33 to descend so that the rubber wipers 22 installed on the V-shaped block 21 come into contact with the surface of the strip 100.

At this time, as the V-shaped block 21 descends due to the expansion of the first cylinder 31, the pair of guide racks 34 installed at one end of the support frame 33 are lowered together, and the guide rack 34 and The lowering of the V-shaped block 21 is smoothly guided while rotating the engaged pinion 36 and the rotating shaft 35.                     

When the V-shaped block 21 is lowered and the rubber wiper 22 is in contact with the surface of the strip 100 as described above, the control panel 60 operates the solenoid valve 25 of the swarf removing unit 20 to supply the air supply pipe. (26) is opened and high pressure air is supplied into the V-shaped block 21 through the air supply hose 27 and the air head 24.

As a result of the movement of the strip 100, the abrasive oil, swarf and other foreign matter on the surface of the strip 100 are guided to both edges of the strip 100 by a rubber wiper 22 arranged in a V-shape. High pressure air is injected between the rubber wipers 22 through the air hole 21a formed in the magnetic block 21, and the swarf and other foreign matter attached between the rubber wipers 22 are blown to both edges of the strip 100. To move to the edge of the strip 100.

Accordingly, the strip 100 discharged from the polishing cabin 1 may pass through the swarf removing unit 20 and the abrasive oil, swarf, and other foreign matters deposited on the surface of the strip 100 may be pushed to both edges of the strip 100 and may have foreign substances. It collects in the foreign material box 52 of the payment part 50.

On the other hand, when inspecting or replacing the rubber wiper 22 provided in the swarf removing unit 20, the control panel 60 extends the second cylinder 41 of the block rotating unit 40, the second cylinder 41 V-shaped block 21 fixed to the piston of the second cylinder 41 in accordance with the expansion of) rotates along the guide groove 42 of the support frame 33, the V-shaped block 21 is provided with a rubber wiper 22 Raise the bottom of). This opens the rubber wiper 22 which has been in contact with the surface of the strip 100 to enable inspection and replacement of the rubber wiper 22.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited thereto, and various modifications and changes can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. Naturally, it belongs to the range of.

As described above, according to the present invention, before the strip discharged from the polishing line is introduced into the degreasing unit, the polishing oil, swarf and other foreign matter on the surface of the strip can be easily removed. It is possible to prevent the occurrence of the press-in groove of the strip by.

Claims (4)

A fixed base installed between the polishing facility and the degreasing facility to pass the strip discharged from the polishing facility therein; V-shaped blocks installed between the pair of support frames mounted on the fixed base, and a plurality of rubber wipers are interchangeably mounted at the bottom of the V-shaped block, the rubber wiper and the contact with the strip and the abrasive oil on the strip surface Swapping removal unit for pushing the swap to remove; And A block for vertically moving the V-shaped block having a first cylinder installed at a lower end of the fixed base perpendicular to the traveling direction of the strip, and a pair of support frames interlocked with the first cylinder while supporting both ends of the V-shaped block. Including a moving part, The block moving unit further includes a fixed frame connecting the first cylinder and the pair of support frames, a second cylinder installed between the fixed frame and the V-shaped block, and an inner surface of the support frame in an arc shape and a V-shaped block. And a block rotating portion for raising one end of the V-shaped block according to the operation of the second cylinder by having a guide groove engaged with the fixed shaft of the steel strip degreasing apparatus. delete The method of claim 1, The swarf removing unit further includes an air head installed in the V-shaped block, an air supply pipe connected to the air head, and a plurality of air holes formed at the bottom of the swarf removing unit between the rubber wipers to provide high pressure air between the rubber wipers. Swapping removal device of steel strip degreasing equipment. The method of claim 1, A pair of guide racks fixed in parallel with the first cylinder at one end of the support frame facing the degreasing facility, a rotating shaft installed along the width direction of the strip at the top of the fixed base, and engaged with the rotating shaft to engage the guide racks. Swap removal apparatus of the steel plate degreasing installation which further includes a pair of pinions to be installed to smoothly guide the movement of the swap removal portion.

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