KR20120044149A - Oil pollution preventing apparatus of straighting roll and steel sheet leveling equipment the same - Google Patents

Oil pollution preventing apparatus of straighting roll and steel sheet leveling equipment the same Download PDF

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Publication number
KR20120044149A
KR20120044149A KR1020100105570A KR20100105570A KR20120044149A KR 20120044149 A KR20120044149 A KR 20120044149A KR 1020100105570 A KR1020100105570 A KR 1020100105570A KR 20100105570 A KR20100105570 A KR 20100105570A KR 20120044149 A KR20120044149 A KR 20120044149A
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KR
South Korea
Prior art keywords
oil
roll
piece
bearing body
guide
Prior art date
Application number
KR1020100105570A
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Korean (ko)
Inventor
최선용
Original Assignee
현대제철 주식회사
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Priority to KR1020100105570A priority Critical patent/KR20120044149A/en
Publication of KR20120044149A publication Critical patent/KR20120044149A/en

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    • 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
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
    • B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B2015/0071—Levelling the rolled product

Abstract

PURPOSE: An oil contamination prevention device for a straitening roll and a steel sheet straightening device comprising the same are provided to collect oil leaking during straightening a steel sheet and reuse the collected oil. CONSTITUTION: An oil contamination prevention device for a straitening roll comprises a bearing member(124), a rotating shaft(122), an oil cutoff guide(210), and an oil reservoir(220). The rotating shaft is connected to the bearing member. The oil cutoff guide blocks oil penetrating into a back-up roll(120). The oil reservoir stores oil isolated by the oil cutoff guide.

Description

Oil roll prevention device for straightening roll and steel plate straightening equipment including same {OIL POLLUTION PREVENTING APPARATUS OF STRAIGHTING ROLL AND STEEL SHEET LEVELING EQUIPMENT THE SAME}

The present invention relates to a straightening roll oil contamination prevention device and a steel sheet straightening equipment comprising the same, and more particularly, oil added to the bearing used to smoothly rotate the backup roll for the correction of the thick plate, The present invention relates to a straightening roll oil pollution prevention device for preventing deposition on a backup roll and a straightening roll, and a steel sheet straightening equipment including the same.

In general, industrial facilities such as steel mills are equipped with a plurality of straighteners to improve the flatness of rolled products such as steel sheets produced by rolling and the like, that is, to flatten irregular and wavy shapes thereof.

The straightening of the steel sheet while being rotated while being in close contact with the steel sheet is called a straightening roll.

In order to rotate the straightening roll, the straightening roll is rotated in close contact with the straightening roll.

Subsequently, in order to smoothly rotate the backup roll, bearings are connected to the rotating shaft of the backup roll.

In addition, oil is applied to the bearings for smooth operation of the bearings.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment comprising the same, the oil leaked in the back-up roll for rotating the calibration roll for straightening the steel sheet prevents the correction roll including the backup roll is contaminated An object of the present invention is to provide a straightening roll oil pollution prevention device and a steel sheet straightening facility including the same.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment including the same, in order to prevent the oil leaked to the correction roll including the backup roll in advance, to prevent the steel sheet is contaminated during the calibration operation of the steel sheet The purpose of the present invention is to provide a straightening roll oil pollution prevention device and a steel sheet straightening equipment including the same, which can improve the quality of the steel sheet.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment comprising the same, so that the oil leaked in the process of straightening the steel sheet through the calibration roll and the backup roll can be stored in the storage space, so that it can be reused An object of the present invention is to provide a straightening roll oil pollution prevention device and a steel sheet straightening equipment including the same.

Straightening roll oil contamination prevention device and steel sheet straightening equipment comprising the same,

An oil blocking guide for preventing oil from infiltrating the bearing body and the backup roll formed with the rotating shaft connected to the bearing body in order to rotate the straightening roll for straightening the steel sheet; And an oil storage tank in which oil blocked through the oil blocking guide is stored.

Subsequently, the oil blocking guide has a pair formed in close contact with the rotating shafts on both sides of the backup roll to allow the oil leaked from the bearing body to enter, and the oil introduced through the access piece to the backup roll. It includes a guide piece for guiding in the outward direction.

The guide piece is connected to the entry piece at a position proximate to the backup roll, but is inclined toward the bearing body.

Subsequently, the entry piece is formed while being wound in the form of a strip on the rotation shaft such that oil leaked from the bearing body enters the entry piece on the rotation shaft.

In addition, the guide piece is formed to have a closed cross section along the entry piece.

Subsequently, the oil storage tank is formed under the oil blocking guide to allow the oil to flow therein.

In addition, the oil reservoir includes an oil supply pump formed to be connected to the oil reservoir and the bearing body so that the oil stored in the oil reservoir enters and is recycled into the bearing body.

Subsequently, the oil blocking guide formed on the rotating shaft connecting the backup roll and the bearing body to block the oil leaked from the bearing body to the backup roll; An oil storage tank storing oil blocked through the oil blocking guide; And an oil supply pump for resupplying the oil stored in the oil storage tank to the bearing body.

On the other hand, the oil blocking guide, the pair is formed in close contact on the rotating shaft on both sides of the backup roll, the entry piece to allow the oil leaked from the bearing body and the oil entered through the entry piece to the backup roll It includes a guide piece for guiding in the outward direction.

Subsequently, the guide piece is connected to the entrance piece in a position proximate to the backup roll but is inclined toward the bearing body.

In addition, the entry piece is formed while being wound in the form of a band on the rotary shaft such that oil leaked from the bearing body enters the entry piece on the rotary shaft.

Subsequently, the guide piece is formed to have a closed cross section along the entry piece.

In addition, the guide piece further includes a shatterproof piece that extends in the horizontal direction at the outer end of the guide piece to prevent oil from being guided to the guide piece during the rotation of the rotary shaft.

Subsequently, the oil storage tank is formed under the oil blocking guide to allow the oil to flow therein.

On the other hand, straightening roll for straightening the steel sheet; A backup roll to rotate the straightening roll while rotating while one surface is in close contact with the straightening roll; A rotating shaft which is integrally formed and rotates while penetrating the inside of the backup roll in a horizontal direction; Bearing bodies formed at both ends and ends of the rotation shaft to assist the rotation shaft; An oil blocking guide formed on rotation shafts on both sides of the backup roll to block oil from permeating the backup roll; An oil storage tank storing oil blocked through the oil blocking guide; And an oil supply pump for resupplying the oil stored in the oil storage tank to the bearing body.

Subsequently, the oil blocking guide has a pair formed in close contact with the rotating shafts on both sides of the backup roll to allow the oil leaked from the bearing body to enter, and the oil introduced through the access piece to the backup roll. It includes a guide piece for guiding in the outward direction.

The guide piece is connected to the entry piece at a position proximate to the backup roll, but is inclined toward the bearing body.

Subsequently, the entry piece is formed while being wound in the form of a strip on the rotation shaft such that oil leaked from the bearing body enters the entry piece on the rotation shaft.

In addition, the guide piece is formed to have a closed cross section along the entry piece.

Subsequently, the guide piece further includes a shatterproof piece that extends in a horizontal direction at an outer end of the guide piece to prevent oil from being guided to the guide piece during the rotation of the rotating shaft.

In addition, the oil storage tank is formed in the lower portion of the oil blocking guide to allow the oil to flow through the oil blocking guide.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment comprising the same, there is a technical effect that can prevent the oil leaked in the correction roll and the backup roll to ensure the flatness of the steel sheet in advance.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment comprising the same, by preventing the oil leaked in the calibration roll and the backup roll to correct the steel sheet, it can prevent the steel sheet is contaminated to prevent the There is a technical effect to obtain a quality improvement.

Correction roll oil pollution prevention device according to the present invention and the steel sheet calibration equipment including the same, by storing the oil leaked in one place in the process of straightening the steel sheet by recycling the stored oil, economical that can reduce the production cost of the product It works.

1 is a view showing a calibration roll oil pollution prevention apparatus according to the present invention.
Figure 2 is a view showing a straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment comprising the same.
Figure 3 is a view showing the main cross section of the calibration roll oil pollution prevention device and steel sheet calibration equipment comprising the same according to the present invention.
Figure 4 is an enlarged cross-sectional view of the main portion of the straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment comprising the same.
5 is a view showing an embodiment of a straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment including the same.

DETAILED DESCRIPTION The following detailed description of the invention refers to the accompanying drawings that show, by way of illustration, specific embodiments in which the invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It is to be understood that the various embodiments of the invention are different, but need not be mutually exclusive. For example, certain shapes, structures, and characteristics described herein may be embodied in other embodiments without departing from the spirit and scope of the invention with respect to one embodiment. It is also to be understood that the position or arrangement of the individual components within each disclosed embodiment may be varied without departing from the spirit and scope of the invention. The following detailed description, therefore, is not to be taken in a limiting sense, and the scope of the present invention, if properly described, is defined only by the appended claims, along with the full range of equivalents to which such claims are entitled. In the drawings, like reference numerals refer to the same or similar functions throughout the several aspects, and length, area, thickness, and the like may be exaggerated for convenience.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

In the following detailed description, as an example, the flatness of the steel sheet 10 is secured, and the oil is leaked to the straightening roll 110 and the backup roll 120 for correcting it in advance, and thus, the steel sheet 10 The technical configuration of the calibration roll oil pollution prevention device of the present invention and the steel sheet calibration equipment [particularly, the oil blocking guide 210] can be equally applied throughout the technical field to prevent the contamination. Of course you will say.

The rolled steel sheet 10 is calibrated while being in close contact with the straightening roll 110 in order to calibrate to ensure flatness.

Here, the backup roll 120 to rotate the calibration roll 110.

In addition, the backup roll 120 is rotated by the rotating shaft 122 penetrating the backup roll 120 in the horizontal longitudinal direction.

Subsequently, in order to smoothly rotate the rotating shaft 122, bearing bodies 124 are formed at both ends of the rotating shaft 122.

In addition, a bearing 125 is provided in the bearing body 124, and in order to smoothly operate the bearing 125, oil 30, which is a lubricant, is filled in the bearing body 124.

At this time, leakage of the oil 30 filled in the bearing body 124 is frequently generated.

As such, the oil 30 leaked from the inside of the bearing body 124 to the outside flows in the direction of the backup path 120 along the rotation shaft 122 by the rotation of the rotation shaft 122.

In this case, the oil blocking guide 210 is installed on the rotation shaft 122 between the backup roll 120 and the bearing body 124.

Hereinafter, the function of the oil blocking guide 210 and the organic relationship between the straightening roll 110 and the backup roll 120 including the oil blocking guide 210 will be described.

1 is a view showing a calibration roll oil pollution prevention apparatus according to the present invention.

1, the backup roll 120 performs the function of rotating the straightening roll 110 while being rotated while being in close contact with the straightening roll 110 for straightening the steel sheet 10.

In addition, the backup roll 120 is connected to the rotation shaft 122 formed integrally with the backup roll 120 while penetrating in the horizontal longitudinal direction of the backup roll 120.

Subsequently, the rotation shaft 122 rotates to perform the function of rotating the backup roll 120.

At this time, the rotation shaft 122, it is natural to obtain a rotational power through a motor (not shown) provided on the outside.

On the other hand, the bearing body 124 is connected to both the front end and the end of the rotary shaft 122 to facilitate the rotation of the rotary shaft 122.

The bearing body 124 is provided with a bearing 125 for rotating the rotating shaft 122 while being in close contact with the rotating shaft 122, and the bearing 125 is attached to the box-shaped body 126. It will be wrapped.

In addition, oil 30, which functions as a lubricant, is injected into the bearing body 124 to smoothly operate the bearing 125.

Here, when the rotating shaft 122 rotates, the backup roll 120 integrally formed with the rotating shaft 122 rotates, and when the backup roll 120 rotates, the backup roll 120 and The straightening roll 110 is formed to be in close contact with one surface is rotated.

At this time, the straightening roll 110 is rotated while pressing the steel sheet 10 while being in close contact with the upper surface and the lower surface of the steel sheet 10, thereby correcting the flatness of the steel sheet 10 and the like.

As the rotary shaft 122 rotates, the oil 30 filled in the body 124 leaks between the gaps connected to the rotary shaft 122.

In this way, the oil 30 flowing out of the bearing body 124 flows in the direction of the backup roll 120 on the rotation shaft 122.

At this time, the oil 30 is blocked by the oil blocking guide 210 formed on the rotating body 122 on both sides of the backup roll 120 is no longer flow in the direction of the backup roll 120.

Therefore, the oil blocking guide 210 can smoothly block the oil 30 leaked from the inside of the bearing body 124 to the outside of the backup roll 120.

Particularly, the oil blocking guide 210 is formed in close contact with the rotary shaft 122 on both sides of the backup roll 120 to enter the oil 30 leaked from the bearing body 124. It comprises a piece 212 and a guide piece 214 for guiding the oil 30 entered through the entrance piece 212 in the outward direction of the backup roll 120.

In this way, the oil blocking guide 210 serves to block the oil 30 from seeping into the backup roll 120.

At this time, the oil 30 blocked through the oil blocking guide 210 is flowed and stored in the oil storage tank 220 provided under the oil blocking guide 210.

Figure 2 is a view showing a straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment comprising the same.

Referring to FIG. 2, when the oil 30 filled in the bearing body 124 leaks to the outside, the oil 30 flows to the backup roll 120 by the rotation shaft 122, and thus the oil 30. When the back up roll 120 is contaminated by the backing roll 120, the straightening roll 110 that rotates while being in close contact with the back up roll 120 may also be contaminated.

As a result, the steel sheet 10 is contaminated due to the contamination of the straightening roll 110 by the oil 30.

In order to prevent the contamination of the steel sheet 10, the oil blocking guide 210 is formed on the rotating shaft 122 between the backup roll 120 and the bearing body 124, the bearing body 124 It is preferable to block the oil (30) leaked in the flow to the backup roll (120).

Here, looking at the configuration of the oil blocking guide 210, the oil blocking guide 210, a pair is formed in close contact on the rotating shaft 122 on both sides of the backup roll 120, the bearing body 124 The entry piece 212 to allow the oil 30 leaked in and the guide piece 214 for guiding the oil 30 entered through the entry piece 212 in the outward direction of the backup roll 120. It is configured to include.

The guide piece 214 is connected to the entry piece 212 at a position close to the backup roll 120, but is formed to be inclined toward the bearing body 124.

Subsequently, the entrance piece 212 is formed while being wound in the form of a band around the rotation shaft 122 such that the oil 30 leaked from the bearing body 124 rides on the rotation shaft 122 to the entrance piece 212. It is formed to enter.

In addition, the guide piece 214 is formed to have a closed cross-sectional structure along the entry piece 212.

In particular, the oil blocking guide 210 may be formed in various forms if the oil 30 flowing in the direction of the backup roll 120 from the bearing body 124 can prevent the oil 30 from entering the backup roll 120. It can be natural.

On the other hand, the oil storage tank 220 is formed in the lower portion of the oil blocking guide 210 to allow the oil 30 to be introduced.

In addition, the oil storage tank 220 is formed to be connected to the oil storage tank 220 and the bearing body 124, the oil 30 stored in the oil storage tank 220 enters the bearing body 124 Oil feed pump 222 to be recycled.

As a result, the oil 30 leaked from the bearing body 124 is blocked through the oil blocking guide 210 and flows into the oil storage tank 220 to be stored, and the oil stored in the oil storage tank 220. 30 is supplied back to the bearing body 124 through the oil supply pump 222.

When the oil 30 stored in the oil storage tank 220 is reused by the oil supply pump 222, the processing cost for the oil 30 leaked from the bearing body 124 is reduced and reused. It is possible to obtain an economic effect that can reduce the cost of the oil (30).

In addition, the bearing body 124 may include a body 126 into which oil 30 may be filled, and the rotating shaft 122 formed in the body 126 to be in close contact with the rotating shaft 122. It includes a bearing 125 to be able to rotate smoothly.

Figure 3 is a view showing the main cross section of the calibration roll oil pollution prevention device and steel sheet calibration equipment comprising the same according to the present invention.

Referring to FIG. 3, an oil blocking guide 210 is formed on the rotation shaft 122 connected to the bearing body 124 to enter the backup roll 120 from the bearing body 124. The oil blocking guide 210 is to be blocked.

The oil 30 blocked by the oil blocking guide 210 is flowed and stored in the oil reservoir 220 formed under the oil blocking guide 210.

In addition, the oil 30 leaked from the inside of the bearing body 124 to the outside is caused to flow in the forming direction of the backup roll 120 on the rotation shaft 122 by the rotation of the rotation shaft 122. .

At this time, the oil blocking guide 210 blocks the progress of the oil 30 flowing from the bearing body 124 toward the backup roll 120, and the oil storage tank by the oil blocking guide 210. Entered into 220 is to be stored.

Subsequently, when the oil 30 is blocked by the oil blocking guide 210 and looks at the configuration of the oil blocking guide 210 for flowing into the oil storage tank 220, the oil blocking guide 210 is provided. A pair is formed in close contact with the rotating shaft 122 on both sides of the backup roll 120, the entry piece 212 and the entry piece 212 to enter the oil 30 leaked from the bearing body 124, It is configured to include a guide piece 214 for guiding the oil (30) entered through the outward direction of the backup roll 120.

Subsequently, the guide piece 214 is connected to the entry piece 212 at a position close to the backup roll 120, but is formed to be inclined toward the bearing body 124.

In addition, the entry piece 212 is formed while being wound in the form of a band on the rotary shaft such that the oil 30 leaked from the bearing body 124 enters the entrance piece 212 on the rotary shaft 122. .

Subsequently, the guide piece 214 is formed to have a closed cross-sectional structure along the entry piece 212.

In addition, the guide piece 214 is formed to extend in the horizontal direction on the outer end of the guide piece 214 so that the oil 30 guided to the guide piece 214 during the rotation of the rotating shaft 122 is scattered. It further includes a scatter preventing piece 216 to prevent.

Subsequently, the oil storage tank 220 is formed under the oil blocking guide 210 to allow the oil 30 to flow therein.

As a result, a straightening roll 110 for straightening the steel sheet 30, a back-up roll 120 for rotating the straightening roll 110 while one surface is in close contact with the straightening roll 110, and the Rotating shaft 122 integrally formed and rotated while penetrating the inside of the backup roll 120 in a horizontal direction, and a bearing body formed at both ends and ends of the rotating shaft 122 to assist the rotating shaft 122 in rotating ( 124 and the oil blocking guide 210 formed on the rotating shaft 122 on both sides of the backup roll 120 to block the oil 30 from penetrating the backup roll 120 and the oil blocking guide ( The oil storage tank 220 storing the oil 30 blocked through the 210 and the oil supply pump 222 for supplying the oil 30 stored in the oil storage tank 220 to the bearing body 124 are organic. The oil 30 leaked from the bearing body 124 is connected to the oil storage tank 220. After storage it is supplied to the bearing body 124 to be recycled.

Figure 4 is an enlarged cross-sectional view of the main portion of the straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment comprising the same.

Referring to FIG. 4, the oil blocking guide 210 is formed in close contact with the rotary shaft 122 on both sides of the backup roll 120 so that the oil 30 leaked from the bearing body 124 enters. And a guide piece 214 for guiding the oil 30 introduced through the access piece 212 in an outward direction of the backup roll 120.

The guide piece 214 is connected to the entry piece 212 at a position close to the backup roll 120, but is formed to be inclined toward the bearing body 124.

Subsequently, the entrance piece 212 is formed while being wound around the rotation shaft 122 in the form of a strip, and the oil 30 leaked from the bearing body 214 rides on the rotation shaft 122. Induce to enter

In this case, the entry piece 212, the oil 30 is inside the oil blocking guide 210 so that the oil 30 can smoothly enter the entry piece 212 on the rotary shaft 122. The position entering the has a height substantially the same as the surface of the rotary shaft 122, the height increases as the inside of the oil blocking guide 210.

That is, the entrance piece 212 has an inclination that increases from the bearing body 124 position to the moving direction of the backup roll 120 position.

In addition, the guide piece 214 is formed to have a closed cross-sectional structure along the entry piece 212.

And, the shape of the entrance piece 212 and the guide piece 214, if the oil 30 leaked from the bearing body 124 can be blocked from entering the backup roll 120 in various forms It may be formed.

5 is a view showing an embodiment of a straightening roll oil pollution prevention device according to the present invention and a steel sheet straightening equipment including the same.

Referring to FIG. 5, the oil 30 leaked from the bearing body 124 flows in the direction of the backup roll 120 by the rotation of the rotation shaft 122, and then the backup roll 120 and the bearing body 124. It is blocked by the oil blocking guide 210 formed on the rotating shaft 122 between the ().

At this time, in the process of guiding the oil 30 blocked by the oil blocking guide 210 to the oil storage tank 220 from the inside of the oil blocking guide 210 by the rapid rotation of the rotating shaft 122. Can be scattered.

In this way, the oil blocking guide 210, the oil 30 is not guided to the oil storage tank 220 from the oil blocking guide 210, the scattering prevention piece 216 to prevent from scattering to the outside It is configured to include.

As a result, the oil blocking guide 210 is formed in close contact with the rotary shaft 122 on both sides of the backup roll 120 to allow the oil 30 leaked from the bearing body 124 to enter. Oil guided to the guide piece 212 and the guide piece 214 and the guide piece 214 for guiding the oil 30 entered through the entrance piece 212 in the outward direction of the backup roll 120 It is comprised by the scattering prevention piece 216 which prevents 30 from scattering.

As such, the oil 30 leaked from the bearing body 124 is smoothly flown to the oil storage tank 220 without being scattered even by the rapid rotation of the rotation shaft 122 through the scattering prevention piece 216. Will be.

Subsequently, the oil 30 introduced into the oil storage tank 220 is supplied to the bearing body 124 through the oil supply pump 222 to be reused.

In particular, the scattering prevention piece 216 may be formed in various forms as long as it can prevent the oil 30 from scattering.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments but may be manufactured in various forms, and having ordinary skill in the art to which the present invention pertains. It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive.

10: steel plate 30: oil
110: straightening roll 120: backup roll
122: rotating shaft 124: bearing body
125: bearing 126: body
210: Oil shutoff guide 212: Entry piece
214: Guide 216: Shatterproof
220: oil reservoir 222: oil supply pump

Claims (21)

An oil blocking guide for preventing oil from infiltrating the bearing body and the backup roll formed with the rotating shaft connected to the bearing body in order to rotate the straightening roll for straightening the steel sheet; And
Correction roll oil contamination prevention device comprising a; oil storage tank for storing the blocked oil through the oil blocking guide.
The method of claim 1,
The oil blocking guide,
A pair is formed in close contact with the rotating shafts on both sides of the backup roll, and an entry piece for entering oil leaked from the bearing body;
Correction roll oil contamination prevention device comprising a guide piece for guiding the oil entering through the entry piece in the outward direction of the backup roll.
The method of claim 2,
The guide piece,
Straightening roll oil pollution prevention device, characterized in that the connection is formed in the entrance piece in a position close to the backup roll inclined toward the bearing body.
The method of claim 2,
The entry piece,
Formed while wound in the form of a strip on the rotary shaft oil correction device, characterized in that the oil leaked from the bearing body to enter the entrance piece on the rotary shaft.
The method of claim 4, wherein
The guide piece,
Straightening roll oil pollution prevention device, characterized in that formed to have a closed cross-section along the entry piece.
The method of claim 1,
The oil reservoir is
Correction roll oil pollution prevention device, characterized in that formed in the lower portion of the oil blocking guide to allow the oil to flow.
The method of claim 6,
The oil reservoir is
And an oil supply pump formed to be connected to the oil reservoir and the bearing body to allow oil stored in the oil reservoir to enter and be recycled into the bearing body.
An oil blocking guide formed on a rotating shaft connecting the backup roll and the bearing body to block the oil leaked from the bearing body from entering the backup roll;
An oil storage tank storing oil blocked through the oil blocking guide; And
Correction roll oil contamination prevention device comprising a; oil supply pump for supplying the oil stored in the oil reservoir to the bearing body.
The method of claim 8,
The oil blocking guide,
A pair is formed in close contact with the rotating shafts on both sides of the backup roll, and an entry piece for entering oil leaked from the bearing body;
Correction roll oil contamination prevention device comprising a guide piece for guiding the oil entering through the entry piece in the outward direction of the backup roll.
The method of claim 9,
The guide piece,
Straightening roll oil pollution prevention device, characterized in that the connection is formed in the entrance piece in a position close to the backup roll inclined toward the bearing body.
The method of claim 9,
The entry piece,
Formed while wound in the form of a strip on the rotary shaft oil correction device, characterized in that the oil leaked from the bearing body to enter the entrance piece on the rotary shaft.
The method of claim 9,
The guide piece,
Straightening roll oil pollution prevention device, characterized in that formed to have a closed cross-section along the entry piece.
The method of claim 12,
The guide piece,
Straightening roll oil pollution prevention device characterized in that it further extends in the horizontal direction at the outer end of the guide piece to prevent the splashing oil to be guided to the guide piece during the rotation of the rotating shaft.
The method of claim 8,
The oil reservoir is
Correction roll oil pollution prevention device, characterized in that formed in the lower portion of the oil blocking guide to allow the oil to flow.
A straightening roll for straightening the steel sheet;
A backup roll to rotate the straightening roll while rotating while one surface is in close contact with the straightening roll;
A rotating shaft which is integrally formed and rotates while penetrating the inside of the backup roll in a horizontal direction;
Bearing bodies formed at both ends and ends of the rotation shaft to assist the rotation shaft;
An oil blocking guide formed on rotation shafts on both sides of the backup roll to block oil from permeating the backup roll;
An oil storage tank storing oil blocked through the oil blocking guide; And
Oil supply pump for supplying the oil stored in the oil storage tank to the bearing body; straightening roll oil pollution prevention device comprising a and steel plate calibration equipment comprising the same.
16. The method of claim 15,
The oil blocking guide,
A pair is formed in close contact with the rotating shafts on both sides of the backup roll, and an entry piece for entering oil leaked from the bearing body;
Correction roll oil contamination prevention device and a steel plate calibration equipment comprising the guide piece for guiding the oil entering through the entry piece in the outward direction of the backup roll.
17. The method of claim 16,
The guide piece,
Correction roll oil contamination prevention device and steel plate straightening equipment comprising the same is formed to be inclined toward the bearing body is formed connected to the entry piece in a position close to the backup roll.
17. The method of claim 16,
The entry piece,
Straightening roll oil contamination prevention device and steel plate calibration equipment, characterized in that formed in the form of a band wound around the rotating shaft is oil leaked from the bearing body to enter the entrance piece on the rotating shaft.
17. The method of claim 16,
The guide piece,
Straightening roll oil contamination prevention device and characterized in that it is formed to have a closed cross-section along the entry piece and the steel sheet calibration equipment comprising the same.
17. The method of claim 16,
The guide piece,
Straightening roll oil contamination prevention device and characterized in that it further comprises a shatterproof piece extending in the horizontal direction on the outer end of the guide piece to prevent the oil guided to the guide piece during the rotation of the rotating shaft; Steel sheet straightening equipment.
16. The method of claim 15,
The oil reservoir is
Formed on the lower portion of the oil blocking guide so that the oil can be introduced through the oil blocking guide correction roll oil contamination prevention device and steel plate calibration equipment comprising the same.
KR1020100105570A 2010-10-27 2010-10-27 Oil pollution preventing apparatus of straighting roll and steel sheet leveling equipment the same KR20120044149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100105570A KR20120044149A (en) 2010-10-27 2010-10-27 Oil pollution preventing apparatus of straighting roll and steel sheet leveling equipment the same

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230053342A (en) * 2021-10-14 2023-04-21 (주) 트레이드 Pipe straightening device with rotary straightener

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230053342A (en) * 2021-10-14 2023-04-21 (주) 트레이드 Pipe straightening device with rotary straightener

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