WO2023146027A1

WO2023146027A1 - Circulation-type cutting oil refining apparatus

Info

Publication number: WO2023146027A1
Application number: PCT/KR2022/006948
Authority: WO
Inventors: 강수동; 강만동; 강정이
Original assignee: 일화마그매직 주식회사; 강수동
Priority date: 2022-01-26
Filing date: 2022-05-14
Publication date: 2023-08-03
Also published as: KR102546743B1; CN118369184A

Abstract

The present invention relates to a circulation-type cutting oil refining apparatus comprising: a refining drum having at least two equiangularly spaced refining chambers formed therein, the refining chambers each having opened upper and lower parts, having a refining filter, for collecting foreign bodies (metal chips) remaining in cutting oil, formed on a side surface thereof, and having a flow port, for supplying cutting oil into the refining chamber, formed in one side thereof; a closing means for closing the upper and lower parts of any one of the refining chambers among the refining chambers of the refining drum; a supply means for supplying cutting oil, which is to be refined, to the flow port of the refining chamber of which the upper and lower parts have been closed by the closing means; a drive part for rotating the refining drum in one direction so as to enable the plurality of refining chambers to be sequentially disposed at the closing means; a cleaning means for cleaning the refining chambers, which are transferred by passing through the closing means and the supply means, so as to enable a cutting oil refining operation through the refining chambers to be repeatedly carried out; and a housing for enclosing and protecting the refining drum, and having a discharge pipe formed on one side thereof so as to guide and discharge, to the outside, refined cutting oil which has passed through the refining filter of the refining chamber positioned at the closing means.

Description

Circulating coolant refiner

The present invention relates to a circulating cutting oil purification device, and more particularly, by forming a plurality of purification chambers capable of performing a cutting oil purification operation in a purification drum, and forming a purification filter that can be washed and reused in the purification chamber. , When the purification of cutting oil through the purification chamber is completed, the purification filter together with the purification chamber can be washed and reused through a cleaning means, which is economical in a very efficient device in preparation for conventional cutting oil filtering devices that refine cutting oil through disposable filter paper. It relates to a circulating cutting oil purification device capable of inducing phosphorus operation management.

In general, machining such as grinding, discharging, honing, etc. cuts metal to form it into a certain shape. Since high heat is inevitably generated during such machining, cutting oil such as lubricating oil or cooling water is continuously applied to reduce heat generation and cool it. It is sprayed on the treated area.

Meanwhile, the cutting oil used for machining contains foreign substances such as metal chips, and thus, when the cutting oil is reused, the foreign substances are removed through a filtering device and then reused.

However, the conventional cutting oil filtering device collects foreign substances by passing cutting oil containing foreign substances through disposable filter paper to purify the cutting oil, so it is difficult to operate and manage the device economically due to the continuous use of expensive disposable filter paper. There was a problem that was difficult.

The present invention has been proposed to solve the above-mentioned problems, and its purpose is to form a plurality of purification chambers capable of performing cutting oil purification in a purification drum, and to wash and reuse tablets in the purification chamber. By forming a filter, when the purification of cutting oil through the purification chamber is completed, the purification filter together with the purification chamber can be washed and reused through a cleaning means, compared to conventional cutting oil filtering devices that purify cutting oil through disposable filter paper. An object of the present invention is to provide a circulating cutting oil purification device capable of inducing economical operation and management of an efficient device.

In addition, as the refining drum rotates through the drive unit, a plurality of refining chambers are sequentially closed and located on the supply side, so that the cutting oil purification operation can be continuously performed, so that a large amount of cutting oil can be purified and supplied very quickly, so that the device is purified. An object of the present invention is to provide a circulating cutting oil purification device capable of significantly improving functions.

The purification chamber of the circulating cutting oil purification device according to the present invention includes a purification process for removing foreign substances remaining in cutting oil, a drainage process for draining cutting oil remaining inside after the purification process, and a foreign matter remaining inside after the drainage process. It is characterized in that a large amount of cutting oil is efficiently purified while a four-step process including a stripping process for removing and a washing process for precisely cleaning the inside after the stripping process is continuously and repeatedly performed.

At least two or more purification chambers are formed inside the circulating cutting oil purification device at regular intervals, the upper and lower parts of the purification chamber are open, and a purification filter for collecting foreign substances (metal chips) remaining in the cutting oil is formed on the side. a purification drum formed on one side of which a flow hole for supplying cutting oil into the purification chamber is formed; and closing means for closing the upper and lower parts of one of the purification chambers of the purification drum; and the closing means. Supply means for supplying the cutting oil to be purified to the outlet of the purification chamber whose upper and lower parts are closed through means; and, the purification drum is rotated in one direction so that a plurality of purification chambers are sequentially arranged in the closing means. A driving unit that cleans the purification chamber transported through the closing and supplying means, and a cleaning means for inducing the cutting oil purification operation through the purification chamber to be repeatedly performed; And, wrapping and protecting the refining drum, It is characterized in that it is configured to include; a housing in which one side is formed with a discharge pipe for guiding and discharging the purified cutting oil passing through the purification filter of the purification chamber located in the closing means to the outside.

In addition, the closing means includes a closing panel located at the upper and lower parts of the purification chamber of the purification drum to close the upper and lower portions of the purification chamber, a closing guide for guiding vertical elevation and descent of the closing panel, and the closing panel. It is characterized in that it is configured to include a closing spring that elastically supports the panel toward the purification chamber and induces the closing panel to come into close contact with the upper or lower portion of the purification chamber.

In addition, the supply means is formed on the upper side of the purification chamber to communicate with the purification chamber, and the distribution port is formed at the upper part to guide the cutting oil supplied through the distribution hole to the purification chamber; A supply pipe located at an upper portion and supplying cutting oil to the flow hole, and formed on the lower outer circumferential surface of the supply pipe, when in close contact with the upper part of the supply chamber, communicate the supply pipe and the flow hole, but the cutting oil supplied through the supply pipe A supply panel that closes the flow hole to the outside to prevent leakage to the outside, a supply guide that guides the vertical elevation and descent of the supply panel, and a downward elastic support for the supply panel so that the supply panel is installed in the supply chamber. A supply spring that guides the supply spring to be firmly attached to the upper part, and the lower edge of the supply panel or the upper edge of the supply chamber or the lower edge of the supply panel and the upper edge of the supply chamber forming an incline to enter the supply panel side of the supply chamber It is characterized in that it is configured to include a compensation surface for compensating for the height difference so that the supply panel can be easily seated on the upper part of the supply chamber.

In addition, the cleaning means is formed in the lower part of the housing, communicates with the lower part of the purification chamber transported through the closing and supply means, and includes a balance drain hole for discharging and guiding the cutting oil remaining in the purification chamber, and a lower part of the housing. It is formed in the first drain that communicates with the lower portion of the purification chamber, which is transported through the balance drain, and is located outside the purification chamber and sprays air supplied from the outside through a plurality of spray nozzles toward the purification chamber. A chip removal unit composed of one or more removal members for removing foreign substances remaining in the purification chamber and discharging them to the first drain, and a lower portion of the purification chamber formed at the lower part of the housing and transported through the chip removal unit. A second drain port communicated with, and water supplied from the outside is sprayed toward the purification filter inside the purification chamber through a plurality of injection nozzles to remove fine foreign substances remaining in the upper purification filter and to the second drain port together with water It is characterized in that it comprises a filter cleaning unit made of one or more cleaning members that induce precise cleaning of the purification filter by discharging it.

In addition, a blocking plate is formed inside the purification chamber to prevent the cutting oil flowing into the purification chamber through the supply means from directly contacting the purification filter side of the purification chamber.

According to the circulating cutting oil purification device according to the present invention, a plurality of purification chambers capable of performing cutting oil purification operations are formed in the purification drum, and a purification filter that can be washed and reused is formed in the purification chamber, thereby forming a purification chamber. When the purification of cutting oil is completed, the purification filter together with the purification chamber can be washed and reused through a cleaning means, enabling economical operation and management of a very efficient device in preparation for conventional cutting oil filtering devices that refine cutting oil through disposable filter paper. It has an inducing effect.

In addition, as the refining drum rotates through the drive unit, a plurality of refining chambers are sequentially closed and located on the supply side, so that the cutting oil purification operation can be continuously performed, so that a large amount of cutting oil can be purified and supplied very quickly, so that the device is purified. There is an effect that can greatly improve the function.

1 is a planar cross-sectional view of a circulating cutting oil refiner according to an embodiment of the present invention.

Figure 2 is an A-A cross-sectional view of the circulating cutting oil refiner shown in Figure 1;

3 is a B-B cross-sectional view of the circulating cutting oil refiner shown in FIG. 1;

4, 5, 6 and 7 are state diagrams of the circulating cutting oil refining device shown in FIG.

10. Refining drum 11. Refining room

12. Purification filter 13. Distribution port

20. Closing means 21. Closing panel

22. Closing guide 23. Closing spring

30. Means of supply 31. Supply room

32. Supply pipe 33. Supply panel

34. Feed guide 35. Feed spring

36. Compensation surface 40. Driving part

50. Cleaning Means 51. Balance Drain

52. Chip removal 52a. 1st drain

52 b. Removal member 53. Filter washing part

53a. Second drain 53b. cleaning member

60. Housing 61. Drain pipe

80. Blind plate

100. Circulating coolant refiner

The present invention relates to a circulating cutting oil purification device, the configuration of which is that at least two or more purification chambers are formed inside at regular intervals, the upper and lower parts of the purification chamber are open, and foreign substances (metal chips) remaining in cutting oil are formed on the side surfaces. ) is formed, and a purification drum having a flow hole for supplying cutting oil to the inside of the purification chamber is formed on one side; and, closing the upper and lower parts of any one of the purification chambers of the purification drum A closing means; a supply means for supplying cutting oil to be purified to the flow port of the purification chamber whose upper and lower parts are closed through the closing means; and a plurality of purification chambers by rotating the refining drum in one direction. A driving unit to be sequentially disposed in, a cleaning unit for cleaning the purification chamber transported through the closing and supplying means to repeatedly perform the cutting oil purification operation through the purification chamber, and a cleaning means for wrapping the refining drum. It is characterized in that it consists of a housing formed with a discharge pipe for guiding and discharging the purified cutting oil passing through the purification filter of the purification chamber located in the closure means to the outside.

An apparatus for purifying circulating cutting oil according to a preferred embodiment of the present invention will be described in detail based on the accompanying drawings. Detailed descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 to 7 show a circulation-type cutting oil purification device according to an embodiment of the present invention, FIG. 1 is a planar cross-sectional view of the circulation-type cutting oil purification device according to an embodiment of the present invention, and FIG. 2 is shown in FIG. A-A cross-sectional view of the circulating cutting oil purification device shown in FIG. 3 is a B-B cross-sectional view of the circulating cutting oil purification device shown in FIG. 1, FIGS. Each state diagram is shown.

As shown in the drawing, the circulating cutting oil purification device 100 according to the embodiment of the present invention includes a refining drum 10, a closing means 20, a supply means 30, a driving unit 40, , It includes a cleaning means 50 and a housing 60.

As shown in FIGS. 1 to 3, the purification drum 10 has at least two or more purification chambers 11 formed therein at regular intervals, the upper and lower parts of the purification chambers 11 being open, and the side surfaces thereof A purification filter 12 for collecting foreign substances (metal chips) remaining in the cutting oil is formed, and a flow hole 13 for supplying cutting oil to the inside of the purification chamber 11 is formed on one side.

Here, as shown in FIG. 5, the upper and lower parts of the purification chamber 11 of the refining drum 10, in which the closing means 20 to be installed later, are located are closed through the closing means 20, and the inside is sealed. and the cutting oil is supplied through the supply means 30 to be installed inside the sealed purification chamber 11, and the supplied cutting oil naturally passes through the purification filter 12 of the purification chamber 11. to be purified.

The cutting oil purified by passing through the purification filter 12 of the purification chamber 11 is guided and discharged to the outside through the discharge pipe 61 of the housing 60 to be installed later, and the discharged cutting oil uses cutting oil. Of course, it can be reused at the place of use.

In addition, as shown in FIG. 6, the purification chamber 11 of the purification drum 10 is formed in a radial shape, and the driving unit to be installed later when the use of the purification chamber 11 located in the closing means 20 is completed. As the refining drum 10 is rotated by (40), the other adjacent purification chamber 11 is directly positioned as the closing means 20, so that the cutting oil can be purified immediately, so the circulation type cutting oil purification of the present invention Through the device 100, it is possible to continuously purify cutting oil, so that a large amount of cutting oil can be rapidly purified.

Here, four purification chambers 11 of the purification drum 10 are formed at regular intervals, but the purification chamber 11 is not limited to this number.

As shown in FIGS. 1 to 3, the closing means 20 closes the upper and lower parts of one of the purification chambers 11 of the purification drum 10,

Closing panels 21 located at the upper and lower parts of the purification chamber 11 of the purification drum 10 to close the upper and lower parts of the purification chamber 11, and the vertical elevation and lowering of the closing panels 21 and a closing guide 22 for guiding, and elastically supporting the closing panel 21 toward the purification chamber 11 so that the closing panel 21 can adhere to the upper or lower portion of the purification chamber 11. It is configured to include a closing spring 23 to do.

That is, as shown in FIG. 4 , when the purification chamber 11 of the purification drum 10 is located on the side of the closing means 20, the closing panel 20 operates through the elastic force of the closing spring 23. As the upper and lower parts of the purification chamber 11 are firmly closed, the cutting oil supplied to the purification chamber 11 through the supply means 30 as shown in FIG. It is guided to pass through the purifying filter 13 without leaking to the upper or lower portion of the purifying chamber 11 so that the cutting oil can be precisely purified.

Here, in order to maintain excellent airtightness of the purification chamber 11 closed by the closing panel 21, the closing panel 21 is made of Teflon material that can be precisely adhered to the purification chamber 11. Wear of the closing panel 21 due to this material can be compensated through the elastic supporting force of the closing spring 23, so even if the closing panel 21 is worn out due to long-term use, the purification chamber 11 excellent confidentiality can be secured. Of course, the closing panel 21 is not manufactured and used limited to Teflon material.

In addition, in the process of separating the purification chamber 11 from the closing means 20 due to the rotation of the purification drum 10, the purification chamber 11 completely leaves the closing panel 21 before other adjacent tablets. The chamber 11 supports the closing panel 21 while entering the closing panel 21, so that the closing panel 21 is in position while the purification chamber 11 leaves the closing panel 21 Of course, it induces to immediately close the other purification chambers 11 entering while being maintained so that the continuous closing operation of the purification chambers 11 can be easily performed through the closing means 20.

As shown in FIGS. 1 to 3, the supply means 30 supplies cutting oil to be purified through the closing means 20 to the outlet 13 of the purification chamber 11 whose upper and lower parts are closed. by supplying

It is formed to be in communication with the purification chamber 11 on the upper side of the purification chamber 11, and the flow hole 13 is formed at the top so that the cutting oil supplied through the flow hole 13 is passed through the purification chamber 11. A supply chamber 31 leading to the supply chamber 31, a supply pipe 32 located above the distribution hole 13 of the supply chamber 31 and supplying cutting oil to the distribution hole 13, and a lower part of the supply pipe 32 It is formed on the outer circumferential surface, and when in close contact with the upper part of the supply chamber 31, the supply pipe 32 and the flow hole 13 are communicated, but the cutting oil supplied through the supply pipe 32 is prevented from leaking to the outside. A supply panel 33 that closes the outlet 13 from the outside, a supply guide 34 that guides the vertical rise and fall of the supply panel 33, and a downward elastic support for the supply panel 33 A supply spring 35 for inducing the supply panel 33 to firmly adhere to the upper part of the supply chamber 31, and a lower edge of the supply panel 33 or an upper edge of the supply chamber 31 or the supply spring 35. By forming an inclination at the lower edge of the panel 33 and the upper edge of the supply chamber 31 to compensate for the height difference between the supply chamber 31 entering the supply panel 33 side, the supply panel 33 is formed in the supply chamber 31 ) It is configured to include a compensation surface 36 that allows it to be easily seated on top of.

That is, as shown in FIG. 4, when the supply chamber 31 together with the purification chamber 11 is located on the side of the supply pipe 32, the supply panel 33 is moved by the elastic force of the supply spring 35. By descending and being in close contact with the upper surface of the supply chamber 31 to close the distribution port 13 and at the same time communicating the supply pipe 32 and the distribution port 13, as shown in FIG. 5, the supply pipe ( The cutting oil supplied through 32) is supplied to the purification chamber 11 through the outlet 13 and the supply chamber 31 without leakage to the outside, so that the cutting oil purification process can be performed.

Then, as shown in FIG. 6, when a large amount of foreign matter is collected in the purification filter 12 of the purification chamber 11 and replacement with another purification chamber 11 is required, the purification drum 10 is rotated. The other purification chamber 11 adjacent to this is transported and entered toward the supply means 30. At this time, if the supply chamber 31 supporting the supply panel 33 leaves together with the purification chamber 11, the supply panel (33) maintains a lowered position by the elastic force of the supply spring 35 and may collide with the upper part of the supply chamber 31 entering, but the lower part of the supply panel 33 or the supply chamber 31 Due to the compensation surface 36 formed on the upper part of the supply panel 33 is stably mounted on the upper surface of the other supply chamber 31, and the supply panel 33 is in close contact with the upper part of the other supply chamber 31. make it possible

Here, the compensation surface 36 is configured to be formed on both the lower portion of the supply panel 33 and the upper portion of the supply chamber 31, but may be formed only in either the supply panel 33 or the supply chamber 31. Of course there is.

As shown in FIGS. 2 and 3, the drive unit 40 rotates the purification drum 10 in one direction so that a plurality of purification chambers 11 are sequentially disposed in the closing means 20. .

That is, when rotation of the tablet drum 10 is requested, the drive unit 40 provides rotational force to the tablet drum 10 so that it rotates in one direction. It may be implemented by including a conventional motor.

As shown in FIGS. 1 to 3, the cleaning means 50 cleans the purification chamber 11 transported through the closing and supply means 20 and 30, and the cutting oil passes through the purification chamber 11. By inducing repetitive purification operations,

It is formed in the lower part of the housing 60 and communicates with the lower part of the purification chamber 11 transported through the closing and supply means 20 and 30 to discharge and guide the cutting oil remaining in the purification chamber 11. A balance drain 51, a first drain 52a formed in the lower portion of the housing 60 and communicating with the lower portion of the purification chamber 11 transported through the balance drain 51, and the tablet chamber Located on the outside of 11, air supplied from the outside is sprayed toward the purification chamber 11 through a plurality of injection nozzles 52b' to remove foreign substances remaining in the purification chamber 11, and the first drain port (52a) and the chip removal unit 52 composed of one or more removal members 52b, formed in the lower part of the housing 60 and transported through the chip removal unit 52 ( 11) through the second drain port 53a communicating with the lower part and a plurality of spray nozzles 53b' to spray the water supplied from the outside toward the purification filter 12 inside the purification chamber 11 to purify the upper body A filter cleaning unit composed of one or more cleaning members 53b that removes fine foreign substances remaining in the filter 12 and discharges them together with water to the second drain port 53a to induce precise cleaning of the purification filter 12 (53).

That is, while the purification chamber 11 of the purification drum 10 located in the closing and supply means 20 and 30 performs the purification of cutting oil, a large amount of foreign substances are collected in the purification filter 12 When the purification function of the cutting oil is reduced, as shown in FIG. 30) to continuously purify the cutting oil, and at the same time, the purifying chamber 11 having a lowered purifying function is connected to the balance drain 51 of the cleaning means 50 and the chip removal unit 52 and It is cleaned so that the purification function of the purification chamber 10 can be restored while being sequentially transferred to the filter washing unit 53. The process is as follows.

First, as shown in FIG. 7 , when the purification chamber 11 having a reduced refining function is transferred to the balance drain 51, some of the cutting oil remaining inside the refinery chamber 11 is transferred to the balance drain 51. collects emissions to the outside through

After that, when the purification chamber 11 is transferred to the chip removal unit 52, high-pressure air is sprayed toward the purification chamber 11 through the removal member 52b, and the inside of the purification chamber 11 and the foreign substances collected in the purification filter 12 are removed, and the removed foreign substances are introduced and discharged through the first drain port 52a so that the foreign substances remaining in the purification chamber 11 are separated and removed.

Here, two of the removal members 52b are erected vertically, and air is blown to the front of the purification chamber 11 in which the purification filter 12 is formed, thereby efficiently removing foreign substances remaining in the purification chamber 11. However, it is of course not implemented limited to these numbers and structures, and water can be sprayed toward the purification chamber 11 instead of air through the removing member 52b according to the working environment.

Then, when the purification chamber 11 is transferred to the filter washing unit 53, high-pressure water is sprayed toward the purification filter 12 inside the purification chamber 11 through the washing member 53b. The fine foreign substances remaining in the purification filter 12 are separated and separated, and the separated foreign substances are introduced and discharged together with water through the second drain port 53a, and the purification filter 12 is precisely cleaned while the purification chamber ( 11) to restore the purification function.

The purification chamber 11 whose purification function is restored in this way is transported and guided to the closing and supplying

means

20 and 30 to repeatedly perform a purification operation of purifying cutting oil.

Here, the filter washing part 53 is located on the upper part of the open purification chamber 11 to stably spray water toward the purification filter 12. At this time, the filter washing part 53 rotates the It is preferably located at a height that does not interfere with the refining drum 10.

As shown in FIGS. 1 to 3, the housing 60 surrounds and protects the purification drum 10, but on one side, the purification filter 12 of the purification chamber 11 located in the closing means 20 ) to form a discharge pipe 61 for guiding and discharging the refined cutting oil passing through.

That is, as shown in FIG. 5, since the cutting oil discharged through the discharge pipe 61 of the housing 60 is refined through the refining drum 10, it is provided to a place where the cutting oil is used and reused. Of course.

In addition, of course, the housing 60 surrounds and protects the closure and supply means 20 and 30, the driving part 40, and the cleaning means 50 together with the tablet drum 10.

On the other hand, as shown in FIG. 2, it is formed inside the purification chamber 11, and the cutting oil flowing into the purification chamber 11 through the supply means 30 is directly purified in the purification chamber 11. A blocking plate 80 preventing contact with the filter 12 side is further formed.

That is, as shown in FIG. 5, the purification process of cutting oil through the purification chamber 11 can be performed for a long time, and in the purification process, the supply means 30 continuously supplies cutting oil to the purification chamber 11. At this time, if the supplied cutting oil is directly supplied (sprayed) to the side of the purification filter 12, a part of the purification filter 12 is exposed to contact collision with the cutting oil for a long time, resulting in damage to the purification filter 12 and may cause damage.

Therefore, a direct contact collision between the cutting oil supplied to the purification chamber 11 and the purification filter 12 is prevented through the blocking plate 80 to induce stable use of the purification filter 12 .

The circulation type cutting oil purification apparatus 100 of the present invention composed of the above components forms a plurality of purification chambers 11 capable of performing a cutting oil purification operation in the purification drum 10, and the purification chamber 11 ) forms a purification filter 12 that can be washed and reused, so when the purification of cutting oil through the purification chamber 11 is completed, the purification filter 12 together with the purification chamber 11 is removed from the cleaning means 50 ), it can be washed and reused, so it has the effect of inducing economical operation and management of a very efficient device in preparation for conventional cutting oil filtering devices that purify cutting oil through disposable filter paper.

In addition, while the refining drum 10 rotates through the driving unit 40, the plurality of refining chambers 11 are sequentially located on the side of the closing and supplying

means

20 and 30 to continuously perform the purification operation of cutting oil. Therefore, it is possible to purify and supply a large amount of cutting oil very quickly, which has the effect of greatly improving the purifying function of the device.

The circulating cutting oil purifying device 100 according to an embodiment of the present invention having the configuration described above purifies cutting oil as follows.

First, as shown in FIG. 4, the closing means 20 closes the upper and lower parts of the purification chamber 11 of the purification drum 10 located on the side of the closing and supply means 20 and 30 to close the purification chamber ( 11) is sealed, and at the same time, the supply means 30 connects the supply pipe 32 and the outlet 13 of the supply chamber 31 communicating with the purification chamber 11.

Then, as shown in FIG. 5, when the cutting oil to be purified is supplied through the supply means 30 and introduced into the purification chamber 11, the introduced cutting oil is a purification filter of the purification chamber 11 ( 12), it is purified and discharged to the outside through the discharge pipe 61 of the housing 60.

Here, of course, the cutting oil supplied through the supply means 30 is prevented from directly contacting and colliding with the purification filter 12 through the blocking plate 80 .

Then, as shown in FIG. 6, when a lot of foreign matter is collected in the purification filter 12 of the purification chamber 11, and the function of the purification filter 12 deteriorates, cleaning of the purification chamber 11 is required. , The purification drum 10 is rotated in one direction through the driving unit 40 so that the purification chamber 11 whose purification function is reduced is transferred to the cleaning means 50, and adjacent to the purification chamber 11 The other purification chamber 11 is located in the closing and supplying

means

20 and 30 so that continuous cutting oil purification work is performed.

Here, as shown in FIG. 7, the purification chamber 11 transferred to the cleaning means 50 is first transferred to the balance drain 51, and a small amount of cutting oil remaining in the purification chamber 11 is discharged and removed. Second, the foreign substances remaining in the purification chamber 11 are separated and removed by the air that is transferred to the chip removal unit 52 and injected from the removal member 52b to the purification chamber 11, and thirdly The purification function of the purification chamber 11 is recovered again by precisely washing the purification filter 12 through the water transferred to the filter washing unit 53 and sprayed from the cleaning member 53b to the purification filter 12. Let it be.

The purification chamber 11 whose purification function has been recovered as described above is transported and guided to the closing and supplying

means

20 and 30 to perform the cutting oil purification work, as well as cleaning means 50 of 1, Of course, the second and third work processes are sequentially performed while the purification chamber 11 of the purification drum 10 is transferred one by one in one direction through the driving unit 40 .

The present invention has been described with reference to the embodiments shown in the accompanying drawings, but these are illustrative and not limited to the above-described embodiments, and those skilled in the art can make various modifications and equivalent embodiments therefrom. you will understand the point. In addition, of course, modifications by those skilled in the art are possible within a range that does not impair the spirit of the present invention. Therefore, the scope claimed in the present invention will not be determined within the scope of the detailed description, but will be limited by the claims described later and their technical spirit.

Claims

At least two purification chambers are formed inside at equal intervals, the upper and lower parts of the purification chamber are open, and a purification filter for collecting foreign substances (metal chips) remaining in the cutting oil is formed on the side, and on one side of the purification chamber Refining drum in which a flow hole for supplying cutting oil to the inside is formed;

Closing means for closing upper and lower parts of one of the purification chambers of the purification drum;

Supply means for supplying the cutting oil to be refined to the outlet of the purification chamber whose upper and lower parts are closed through the closing means;

a driving unit which rotates the purification drum in one direction so that a plurality of purification chambers are sequentially arranged in the closing means;

a cleaning means for cleaning the purification chamber transported through the closing and supplying means to repeatedly perform a cutting oil purification operation through the purification chamber; and

A housing that surrounds and protects the refining drum, and has a discharge pipe formed on one side to guide and discharge the purified cutting oil passing through the refining filter of the refining chamber located in the closing means to the outside. Circulating coolant refiner.
According to claim 1,

The closing means is

Closing panels located at the upper and lower parts of the purification chamber of the purification drum to close the upper and lower parts of the purification chamber;

A closing guide for guiding vertical elevation and descent of the closing panel;

The circulating cutting oil purification device characterized in that it comprises a closing spring that elastically supports the closing panel toward the purification chamber and induces the closing panel to be in close contact with the upper or lower portion of the purification chamber.
According to claim 1,

The supply means,

A supply chamber formed on the upper side of the purification chamber to communicate with the purification chamber and having the distribution hole formed thereon to guide the cutting oil supplied through the distribution hole to the purification chamber;

A supply pipe located above the flow hole of the supply chamber and supplying cutting oil to the flow hole;

It is formed on the outer circumferential surface of the lower part of the supply pipe, and when in close contact with the upper part of the supply chamber, the supply pipe and the distribution hole are communicated, but the supply pipe is closed to the outside so that the cutting oil supplied through the supply pipe is prevented from leaking to the outside. supply panel;

A supply guide for guiding vertical elevation and descent of the supply panel;

A supply spring that elastically supports the supply panel downward and induces the supply panel to firmly adhere to the upper portion of the supply chamber;

The lower edge of the supply panel, the upper edge of the supply chamber, or the lower edge of the supply panel and the upper edge of the supply chamber are inclined to compensate for the difference in height between the supply chambers entering the supply panel side, so that the supply panel is located above the supply chamber. Circulating cutting oil refiner, characterized in that it comprises a compensation surface that allows it to be easily seated.
According to claim 1,

The cleaning means,

A balance drain formed in the lower part of the housing and communicating with the lower part of the purification chamber transported through the closing and supplying means to discharge and guide the cutting oil remaining in the purification chamber;

A first drain formed in the lower part of the housing and communicating with the lower part of the purification chamber, which is transported through the balance drain, and a plurality of spray nozzles that are located outside the purification chamber and supply air supplied from the outside to the purification chamber. A chip removal unit composed of one or more removal members that sprays toward the chamber to remove foreign substances remaining in the purification chamber and discharge them to the first drain port;

A second drain formed in the lower part of the housing and communicating with the lower part of the purification chamber transported through the chip removal part, and water supplied from the outside is directed toward the purification filter inside the purification chamber through a plurality of injection nozzles. Circulation characterized in that it comprises a filter washing unit composed of one or more cleaning members that induces precise cleaning of the purification filter by spraying to separate fine foreign substances remaining in the upper purification filter so that they are discharged to the second drain together with water. Formula cutting oil purification device.
According to claim 1,

It is formed inside the purification chamber, and a blocking plate is further formed to prevent the cutting oil flowing into the purification chamber through the supply means from directly contacting the purification filter side of the purification chamber.