KR101086325B1 - Apparatus for recycling rolling mill lubricant - Google Patents

Abstract

Rolled oil tank (T) consisting of the storage unit 100 is filled with the rolling oil (O) and the collecting unit 200 to collect the foreign matter of the rolling oil (O); Storage unit rolls 120 and collection unit rolls 220 respectively installed in the storage unit 100 and the collection unit 200; A magnetic filter (F) installed on the storage roll (120) and the collecting roll (220) to form an endless track; A foreign material removing unit (S) installed in the collecting unit 200 to remove and collect foreign substances attached to the surface of the magnetic filter F; And driving units 122 and 222 for providing a driving force to the storage roll 120 or the collecting roll 220. The collection unit 200 includes air to the magnetic filter F passing from the storage 100. By introducing a blower oil recycling apparatus, characterized in that the blower 270 for separating the rolling oil from the foreign matter and returning it back to the storage unit 100 is installed. According to the rolling oil recycling apparatus, the maintenance process such as cleaning or replacement of the filter is omitted by using the magnetic filter of the crawler, thereby reducing the time and cost of the recycling process.

Rolled Oil Recycling, Magnetic Filter

Description

Rolled Oil Recycling Equipment {APPARATUS FOR RECYCLING ROLLING MILL LUBRICANT}

The present invention relates to a rolling oil recycling apparatus that removes foreign matter such as iron powder by using a magnetic filter from the rolling oil, minimizes maintenance, and is semi-permanently movable.

Cold rolling process of steel is largely divided into heating, rolling, cooling, winding, shearing and heat treatment. Among them, rolling oil is used in the rolling process, and iron powder is included in the rolling oil due to the surface peeling phenomenon of the raw material during rolling. In addition, foreign materials such as iron powder are mixed inside during the transfer of the rolled oil.

On the other hand, in the recent steel industry, a technique for minimizing environmental pollution along with a low carbon process is attracting attention. One of these is the recycling technology of rolled oil. The most important field in the rolling oil recycling process is the field for filtering foreign matters such as iron powder from the used rolled oil mentioned above.

Conventionally, magnetic equipment was used to filter foreign matter from rolling oil. The conventional rolling oil recycling apparatus collects used rolling oil into a tank, builds a circulation line using a circulation pump from the tank, and then places a magnetic device on the circulation line to circulate the rolling oil. The refined rolled oil was supplied to a separate reservoir, and the filter of the magnetic device was periodically replaced and the foreign matter was removed and reused.

However, such a conventional rolling oil recycling device has a problem that the foreign matter such as iron powder to be removed periodically by replacing the filter has a problem that requires considerable manpower and time for maintenance. In addition, when the cleaning of the filter is delayed, the rolling oil circulation line is clogged and the parts such as the pump frequently fail. This was even more so when the amount of foreign matter contained in the rolling oil was varied.

The matters described as the background art are only for the purpose of enhancing the understanding of the background of the present invention, and should not be taken as acknowledging that they correspond to the related arts already known to those skilled in the art.

The present invention has been proposed to solve this problem, and by using semi-permanently without the need to replace the filter, saving time and cost of maintenance, preventing the failure of the parts in advance, semi-permanent rolling oil recycling apparatus The purpose is to provide.

Rolling oil recycling apparatus according to the present invention for achieving the above object, the rolling oil tank consisting of a storage unit is filled with the rolling oil and the collecting portion is collected foreign materials of the rolling oil; A storage roll and a collection roll installed in the storage and the collection portion, respectively; A magnetic filter installed to hook the storage roll and the collection roll to form a caterpillar; A foreign material removal unit installed in the collection unit and removing and collecting the foreign matter adhering to the surface of the magnetic filter; And a driving unit providing a driving force to the storage roll or the collecting roll, wherein the blower is provided with a blower to separate the rolling oil from the foreign matter and return it to the storage by injecting air to the magnetic filter coming up from the storage. .

The foreign material removing unit may include a collecting plate containing a foreign matter removed through the removal plate and the removal plate is provided so that the end is in contact with the magnetic filter to separate the foreign matter from the magnetic filter.

The removal plate may be composed of a pair of blades facing each other on the magnetic filter to form a roof shape.

delete

A plurality of storage rolls and a collection roll are respectively installed in the storage portion and the collection portion, and the magnetic filter may be reciprocated between the storage roll and the collection roll and bent a plurality of times to form an endless track.

The collection unit may be provided above the storage unit, and the foreign material removing unit may be installed to remove foreign substances in a portion descending to the storage unit of the circulating magnetic filter.

According to the rolling oil recycling apparatus having the structure as described above, the maintenance process such as cleaning or replacing the filter is omitted by using the magnetic filter of the caterpillar, thereby reducing the time and cost of the recycling process.

In addition, the failure of the rolling oil circulation line is prevented in advance, enabling the operation of the recycling device semi-permanently.

Hereinafter, a rolling oil recycling apparatus according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view of a rolling oil recycling apparatus according to an embodiment of the present invention. The rolling oil recycling apparatus includes a rolling oil tank (T) including a storage part (100) filled with the rolling oil (O) and a collecting part (200) in which foreign substances of the rolling oil (O) are collected; Storage unit rolls 120 and collection unit rolls 220 respectively installed in the storage unit 100 and the collection unit 200; A magnetic filter (F) installed on the storage roll (120) and the collecting roll (220) to form an endless track; A foreign material removing unit (S) installed in the collecting unit 200 and removing and collecting the foreign matter attached to the surface of the magnetic filter F; And driving units 122 and 222 for providing a driving force to the storage roll 120 or the collecting roll 220.

Rolled oil tank (T) is composed of a storage unit 100 and the collecting unit 200. The storage unit 100 receives the rolling oil from the lower side and discharges the refined rolling oil. The collecting unit 200 is installed on the top of the storage unit 100 and is connected to the storage space of the storage unit 100. The storage unit 100 is filled with a predetermined amount of used rolling oil (O), and then refined, and the purified rolled oil is discharged to the outside and reused. As a result, there is no need to construct a separate rolling oil circulation line as in the prior art, and the recycling process can be directly performed in the rolling oil tank (T).

The storage unit 100 and the collecting unit 200 are provided with a storage unit roll 120 and a collecting unit roll 220, respectively. The storage roll 120 and the collecting roll 220 are provided with a magnetic filter (F) of an endless track. In addition, the storage unit roll 120 or the collecting unit roll 220 is provided with a driving unit (122,222) for the rotation of the roll. The driving units 122 and 222 may be supported by the support units 124 and 224 as the driving motors 122 and 222.

The storage rolls 120 or the collecting rolls 220 are rotated by the operation of the driving units 122 and 222, and the storage rolls 120 and the collecting rolls 220 may be interlocked with a timing belt (not shown). have. Magnetic filter (F) is a circular motion of the endless track by the storage unit roll 120 and the collection unit roll 220, immersed in the rolling oil (O) in the storage unit 100 and then floats upward again to the collecting unit ( 200 is circulated to the rolling oil (O) of the storage unit 100 again. When a plurality of storage rolls 120 and collection rolls 220 are provided, the magnetic filter F intersects the storage rolls 120 and the collection rolls 220 so as to reciprocate. Recycling also involves multiple recycling cycles.

The collecting unit 200 is provided with a foreign matter removing unit S to remove foreign substances such as iron powder attached to the surface of the magnetic filter F. The foreign material removing unit S may include a removal plate 240 and a collection box 250. The removal plate 240 may be formed to have a sharp edge at the blade shape. As shown, the removal plate 240 may be composed of a pair of blades facing from both sides of the magnetic filter (F), the pair of blades to form a roof shape from the collection unit 200 to the storage unit 100 Clean the surface of the incoming magnetic filter (F). The removal plate 240 extends in the width direction of the magnetic filter F to remove the foreign matter attached to the front surface of the magnetic filter F. The removal plate 240 does not have a separate driving unit by using the phenomenon in which the magnetic filter F is moved, so that the surface of the magnetic filter F may be wiped in a fixed state.

Foreign substances such as iron powder which are separated from the surface of the magnetic filter F by the removal plate 240 are collected in the collection box 250 below the removal plate 240. If a slight inclination slope is given to the collection box 250, the collected foreign matter may be swept away by its own weight. The foreign matter is discharged to the outside of the rolling oil tank (T) through the drain 252 provided on one side of the collection box 250 is collected.

On the other hand, the collection unit 200 may be provided with a blower 270 that separates the rolling oil from the foreign matter by dropping back to the storage unit 100 by blowing wind to the magnetic filter (F) coming from the storage unit 100. have. The blower 270 serves to drop the pure rolled oil that came up with the foreign matter back to the storage part 100 by blowing the wind toward the storage part 100 toward the magnetic filter F. Of course, when the wind strength of the blower 270 is strong, there is a fear that foreign matters may fall together, so the wind pressure of the blower 270 maintains the strength enough to blow only the rolling oil.

By the blower 270, the pure rolled oil falls back to the storage unit 100, and only the foreign matter remains in the magnetic filter F, thereby reducing the fear that the rolled oil is collected by the removal plate 240 and reducing the yield of recycling. Increase

After circulating a plurality of times of the magnetic filter F, the rolled oil of the rolled oil tank T is purified to be reusable. Of course, when the supply and discharge rate of the rolling oil is sufficiently slowed, the supply and discharge to the rolling oil tank T may be simultaneously performed.

2 is a cross-sectional view of a rolling oil recycling apparatus according to another embodiment of the present invention. In the case of the embodiment shown in FIG. 2, a larger number of collection rolls 220 and storage rolls 120 are installed, and blowers 270 for each magnetic filter F in a direction coming up from the storage 100. It is to blow the rolling oil by installing the.

The magnetic filter F reciprocates between the rolling oil of the storage unit 100 and the collecting unit 200 a plurality of times, and the rolling oil is dropped through the blower 270 every time it goes up from the storage unit 100 to the collecting unit 200. Outwards, foreign matters such as iron powder are removed and collected by the foreign matter removing unit S every time it goes down from the collecting unit 200 to the storage unit 100. The foreign material removing unit (S) has a pair of blades whose ends touch the magnetic filter (F) forms a roof shape and is installed on both sides of the magnetic filter (F) to form a removing plate (240), and below the removing plate (240). The collection box 250 is provided to pick up the foreign matter flowing down from the removal plate 240. The foreign matter collected in the collection box 250 is discharged to the outside of the rolling oil tank T through the side drain 252 and collected.

The collection box 250 is formed to be wider than the width of the removal plate 240 to prevent foreign matter from falling back to the storage unit 100, the blower 270 is a magnetic filter in the direction up to the collection unit 200 ( Installed every F) by blowing the rolling oil to prevent the rolling oil is circulated through the magnetic filter (F) to be collected with the foreign matter in the collecting unit 200 to increase the yield of the recycling process. In addition, the caterpillar magnetic filter (F) is to remove the foreign matter automatically by the foreign matter removing unit (S) is omitted a separate filter cleaning process is to increase the work efficiency. In addition, when increasing the number of times of rising and falling of the magnetic filter (F) and lowering the supply and discharge rate of the rolling oil is continuously flowing the rolling oil to the tank is made of continuous purification.

While the present invention has been particularly shown and described with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the following claims It will be apparent to those of ordinary skill in the art.

1 is a perspective view of a rolling oil recycling apparatus according to an embodiment of the present invention.

2 is a cross-sectional view of a rolling oil recycling apparatus according to another embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

100: storage unit 120: storage unit roll

122: drive unit 124: support

200: collection unit 220: collection unit roll

222: drive unit 224: support

240: removal plate 250: collection box

252: drain 270: blower

F: Magnetic Filter O: Rolled Oil

S: Foreign substance removal part T: Rolled oil tank

Claims (6)

Rolled oil tank (T) consisting of the storage unit 100 is filled with the rolling oil (O) and the collecting unit 200 to collect the foreign matter of the rolling oil (O); Storage unit rolls 120 and collection unit rolls 220 respectively installed in the storage unit 100 and the collection unit 200; A magnetic filter (F) installed on the storage roll (120) and the collecting roll (220) to form an endless track; A foreign material removing unit (S) installed in the collecting unit 200 to remove and collect foreign substances attached to the surface of the magnetic filter F; And And drive units 122 and 222 for providing a driving force to the storage roll 120 or the collecting roll 220. The collection unit 200 is a blower 270 is installed to separate the rolling oil from the foreign matter by returning to the storage unit 100 by injecting air to the magnetic filter (F) flowing from the storage unit 100, characterized in that installed Rolled oil recycling device. The method according to claim 1, The foreign material removing unit (S), to collect the foreign matter removed through the removal plate 240 and the removal plate 240 is provided so that the end is in contact with the magnetic filter (F) in order to separate the foreign matter from the magnetic filter (F). Rolled oil recycling apparatus, characterized in that it comprises (250). The method according to claim 2, The removal plate 240 is a rolling oil recycling apparatus, characterized in that composed of a pair of blades forming a roof shape facing from both sides of the magnetic filter (F). delete The method according to claim 1, The plurality of storage rolls 120 and the collection rolls 220 are installed in the storage 100 and the collection 200, respectively, the magnetic filter (F) is each storage roll 120 and the collection rolls Rolling oil recycling apparatus, characterized in that the reciprocating between the 220 to be bent a plurality of times to form a caterpillar. The method according to claim 5, The collection unit 200 is provided above the storage unit 100, the foreign matter removing unit (S) is a rolling oil, characterized in that installed to remove the foreign matter of the portion descending to the storage unit 100 side of the circulating magnetic filter Recycling device.

Images