CN217988593U

CN217988593U - Cutting fluid filtration equipment and cutting fluid circulation system

Info

Publication number: CN217988593U
Application number: CN202221541169.4U
Authority: CN
Inventors: 简世平; 庄东
Original assignee: Shenzhen Jiude Electromechanical Equipment Co ltd
Current assignee: Shenzhen Jiude Electromechanical Equipment Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-12-09
Anticipated expiration: 2032-06-20

Abstract

The utility model provides a cutting fluid filtration equipment and cutting fluid circulation system, include: the cutting fluid temporary storage area is provided with a filtering roller, the filtering roller is provided with a filter screen, and the filter screen is used for isolating chips in the cutting fluid; the impeller is installed to the inboard of filter cylinder, the impeller is used for stirring liquid reverse flushing filter screen. The utility model has simple structure and small occupied area, is convenient for matching and use in the processing process, and does not need to add large-scale filtering equipment for centralized treatment; utilize filter drum's rotation to accelerate cutting fluid and clastic separation, the relative filter drum of impeller antiport simultaneously, the blade of impeller is stirred liquid and is remained to the piece on the filter drum erodees to realize the self-cleaning filter screen, make the filter screen unblock. In addition, the filter screen has high filtering precision, reduces the proportion of fragments in the filtered cutting fluid, and is not easy to damage a cutter and a workpiece when the filtered cutting fluid is recycled.

Description

Cutting fluid filtration equipment and cutting fluid circulation system

Technical Field

The utility model relates to a filtration equipment, in particular to cutting fluid filtration equipment and cutting fluid circulation system.

Background

Cutting fluid is an industrial fluid used in metal cutting, grinding and milling processes to cool and lubricate tools and workpieces. The current global market forces product manufacturers to provide products with high precision matching and high precision appearance, so that a high-precision machining machine tool and a high-precision cutter are required in the production process to meet the conditions for manufacturing high-precision products. The cutting fluid can cool and lubricate the cutter and the machined part during high-precision machining, and can also take away machined part chips during machining, so that the chips are prevented from influencing the high precision of the machined part. A large amount of cutting fluid is needed in the processing process, and due to factors such as economy and environmental protection, the cutting fluid is generally required to be filtered, purified and the like during production.

One of the methods of filtering the cutting fluid in the prior art is to use a centrifugal separator, which separates the chips by generating centrifugal force by high-speed rotation of the separator according to the difference in specific gravity between the cooling lubricant and the chips. The cleaning process is that the cooling lubricating fluid with fine powder particles enters the rotor from a dirty fluid pipe and rotates at high speed along with the rotor, the fine powder particles are impelled to be thrown to the periphery of the wall by the centrifugal force generated by the rotation, and the clean fluid overflows from the top. When the swarf build-up inside the separator rotor is excessive, filtration needs to be stopped and the rotor cleaned manually at regular intervals.

The other mode that prior art carries out cutting fluid filtration adopts the filter screen, and current ordinary filtration mode needs regularly artifical clearance filter screen or increases other power and realizes self-cleaning filter screen, for example current filtration equipment often adopts high-pressure water to spout the washing filter screen, produces a large amount of water smoke and pollutes the operation environment to high-pressure water spouts and need install high pressure water pump, increases production manufacturing cost and leads to the energy extravagant.

Therefore, in the field of filtering equipment, a cutting fluid filtering device which has a simple equipment structure, automatically cleans a filter screen, does not block the filter screen and has high filtering precision is needed.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an equipment structure is simple, self-cleaning filter screen and the filter screen unblock, cutting fluid filtration equipment and cutting fluid circulation system that the filter fineness is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, there is provided a cutting fluid filtering apparatus comprising: the cutting fluid temporary storage area is provided with a filtering roller, the filtering roller is provided with a filter screen, and the filter screen is used for isolating chips in the cutting fluid; an impeller is installed in the filtering roller and used for stirring liquid to reversely scour the filter screen.

In a possible embodiment, a chip removal mechanism is arranged outside the filtering roller.

In a possible embodiment, the impeller rotates in opposite directions with respect to the filter drum.

In a possible embodiment, the filter drum is provided with a debris scraping sheet, and the debris scraping sheet is used for scraping off the debris on the filter screen.

In a possible embodiment, a filtered liquid outlet is provided in the lower part of the apparatus.

In a possible embodiment, the device further comprises a main power motor arranged on the upper part of the device.

In a possible embodiment, the device further comprises a gear box arranged on the side, and the impeller is accelerated to rotate reversely through the output of the gear box.

In a possible embodiment, the chip removal mechanism is connected to the chip outlet.

In a possible embodiment, the filter screen has a filtration precision of 0.95 mm.

In a second aspect, a cutting fluid circulation system is provided, which includes the cutting fluid filtering device described in the first aspect and possible embodiments, wherein a filtered fluid outlet of the cutting fluid filtering device is connected with a device of a next process, and the debris output port is connected with a debris collecting region.

Compared with the prior art, the utility model has the advantages that:

(1) The whole equipment structure is simple, the occupied area of the equipment is small, the matching use in the processing process is convenient, and the large-scale filtering equipment does not need to be additionally arranged for centralized treatment;

(2) Utilize filter drum's rotation to accelerate cutting fluid and clastic separation, the relative filter drum of impeller antiport simultaneously, the blade of impeller is stirred liquid and is remained to the piece on the filter drum erodees to realize the self-cleaning filter screen, avoid the condition of filter screen jam.

(3) The filtering precision of the filtering roller is high, the proportion of fragments in the filtered cutting fluid is reduced, and the cutter and the workpiece are not easily damaged when the filtered cutting fluid is recycled.

Drawings

FIG. 1 is a schematic structural view of the apparatus of the present invention;

FIG. 2 is a schematic view showing the flow state of the cutting fluid according to the present invention;

fig. 3 is a cross-sectional view of the apparatus of the present invention.

Description of the main elements

An apparatus 10; a cutting fluid inlet 100; a cutting fluid temporary storage area 101; a chip removal mechanism 102; a filter drum 103; a screen 104; a filtered liquid outlet 105; a debris outlet 106; an impeller 107; a filtered liquid holding zone 108; a scrap paddle 109; a main power motor 110; a gear box 111.

Detailed Description

In order to make the objects, principles, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration and are not intended to limit the invention, as described in this summary of the invention.

It should be particularly noted that in the description of the present invention, the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate orientations or positional relationships that can be determined according to the text or technical content of the description based on the orientations or positional relationships shown in the drawings, and some or all of the positional change diagrams are omitted for the sake of simplicity of the drawings.

The current ordinary filtration mode needs regularly manual work to clear up the filter screen or increases other power and realize self-cleaning filter screen, for example current filtration equipment often adopts high-pressure water to spout the washing filter screen, produces a large amount of water smoke and pollutes the operational environment to high-pressure water spouts and need install high pressure water pump, increases production manufacturing cost and leads to the energy extravagant. Therefore, the utility model provides an equipment structure is simple, self-cleaning filter screen and the filter screen unblock, the high cutting fluid filtration equipment 10 of filter fineness.

Fig. 1 is a schematic structural view of a device 10 according to the present invention, and fig. 2 is a schematic view of a flow state of a cutting fluid according to the present invention.

In a first aspect, there is provided a cutting fluid filtering apparatus 10, including: a cutting fluid inlet 100 arranged above, a cutting fluid temporary storage area 101 is provided with a filtering roller 103, a filter screen 104 is arranged on the filtering roller 103, and the filter screen 104 is used for isolating debris in the cutting fluid; an impeller 107 is arranged in the filter drum 103, and the impeller 107 is used for stirring liquid to reversely flush the filter screen 104.

The working process of the utility model is as follows: cutting fluid to be filtered enters a cutting fluid temporary storage area 101 in the device 10 from a cutting fluid inlet 100, a filtering roller 103 is arranged in the cutting fluid temporary storage area 101, in the process that the cutting fluid to be filtered enters the filtering roller 103, debris in the cutting fluid to be filtered is isolated outside the filtering roller 103 by a filter screen 104 on the filtering roller 103, the cutting fluid entering the filtering roller 103 flows into a filtered fluid temporary storage area 108, and then the filtered fluid flows through a filtered fluid outlet 105 for recycling to ensure the normal operation of the cutting process of the machine tool or filtering again and the like. Chips isolated outside the filter roller 103 in the cutting fluid are transported to a chip output port 106 by the chip discharging mechanism 102, and the chips are discharged out of the filter device 10 through the chip output port 106. It should be noted that the debris in the cutting fluid is tiny, and after the filter screen 104 is wetted by the cutting fluid, the debris is easy to adhere to the filter screen 104, so the impeller 107 is installed in the filter drum 103, the impeller 107 rotates to stir the cutting fluid in the filter drum 103, the cutting fluid is washed towards the filter screen 104 on the filter drum 103 by external force, so that the debris adhered to the filter screen 104 falls back into the cutting fluid to be filtered, and the stirred filtered cutting fluid flows out of the filter drum 103 from the filter drum 103 to the outside of the filter drum 103. It should be appreciated that there is only a small amount of cutting fluid remaining in the filtrate buffer before the filtered cutting fluid flushes the debris on the screen 104, and most of the debris has already been transported out of the apparatus 10 by the debris removal mechanism 102, and the filtered cutting fluid is used to flush the debris on the screen 104 rather than repeatedly filtering the cutting fluid. To sum up, the utility model discloses an equipment 10 is filtering the back to the cutting fluid, need not equipment 10 bring to rest and carries out the cleanness of filter screen 104, but utilizes filter drum 103 rotatory time and the relative motion who waits to filter the cutting fluid to and impeller 107 stirs and strains back cutting fluid and erode outside filter drum 103 by filter drum 103 is interior, thereby realizes the piece of adhesion on the self-cleaning filter screen 104, prevents that filter screen 104 from blockking up. Additionally the utility model discloses a cutting fluid filtration equipment 10 overall structure is succinct, equipment area is little, matches the use in making things convenient for the course of working, need not to add large-scale filtration equipment and carries out centralized processing.

In a possible embodiment of the first aspect, a chip removal mechanism 102 is installed outside the filter drum 103. In other embodiments, the debris removal mechanism 102 is connected to the debris output port 106; with the arrangement, the scraps separated by the filter screen 104 can be timely conveyed out of the cutting fluid filtering device, so that the scraps are prevented from being accumulated in the device to cause blockage, and the failure of the device is prevented.

In a possible embodiment, the impeller 107 rotates reversely relative to the filter drum 103, so that the impeller 107 can stir part of the cutting fluid to wash the filter screen 104, so that the debris adsorbed or blocked on the filter screen 104 falls off, the filter screen 104 is automatically cleaned, the filter screen 104 is not easily blocked, and the working efficiency of the equipment is not affected. In other embodiments, a debris pick 109 is mounted on the filter drum 103, and the debris pick 109 is used for scraping off debris on the filter screen 104; if debris is excessively accumulated on the filter screen 104 or the filter screen 104 is provided with a corrugated shape for increasing the filtering area, the area of the debris adhered to the filter screen 104 is also increased, and the debris scraping plate 109 arranged on the filter drum 103 scrapes the debris on the filter screen 104 outside the filter drum 103, so that the impeller 107 can be assisted to realize the effect of automatically cleaning the filter screen 104.

In another embodiment, the cutting fluid filtering apparatus 10 includes a filtered fluid outlet 105 disposed at a lower portion of the apparatus 10, and after the cutting fluid is separated from the debris by the strainer 104, the filtered cutting fluid may be recycled in the machining process of the workpiece or further processed by purification or the like.

In a specific embodiment, the device further comprises a main power motor 110 mounted on the upper portion of the device 10, and the motor is used for providing power for the rotation of the filtering drum 103 and the impeller 107 in the device 10. In a specific embodiment, the cutting fluid filtering apparatus 10 further includes a gear box 111 installed at a side, and the impeller 107 accelerates to rotate reversely by an output of the gear box 111.

In a specific implementation mode, the filtering precision of the filter screen 104 is 0.95 mm, chips in the cutting fluid can be separated, the filtering precision of the filter screen 104 is high, the chip proportion of the filtered cutting fluid can be reduced, and the cutter and the workpiece are not easily damaged when the filtered cutting fluid is recycled. It should be understood that the debris adsorbed on the filter screen 104 can be cleaned by the rotation of the filter drum 103 and the reverse force generated by the cutting fluid, and the filter screen 104 can also be cleaned by stirring the cutting fluid when the impeller 107 rotates in the reverse direction relative to the filter drum 103; even if the filter screen 104 has high filtering accuracy, the filter screen 104 is not easily blocked, and the filtering of the cutting fluid and the debris can be efficiently completed.

The utility model discloses an in-process of piece is filtered to cutting fluid, the piece adhesion is in on the filter screen, the cylinder rotation is produced with the cutting fluid and is sent out reverse effort and can clear away partial piece. However, part of the debris may be stuck on the filter screen or between gaps of the components, and the cutting fluid may fall off the filter screen only by being washed by a larger impact force, so that the impeller in the filter drum is output through the gear box 111 to rotate at an accelerated speed, for example, the impeller rotates at a high speed in a reverse direction relative to the drum, and blades of the impeller stir the cutting fluid to flow out in a reverse direction, so that the debris on the surface of the filter screen is automatically cleaned, and the surface of the filter screen is ensured to be relatively clean.

In conclusion, the cutting fluid filtering equipment of the utility model has the advantages of simple overall structure, small equipment floor area, convenient matching use in the processing process and no need of adding large-scale filtering equipment for centralized treatment; utilize filter drum's rotation to accelerate cutting fluid and clastic separation, the relative filter drum of impeller antiport simultaneously, the blade of impeller is stirred liquid and is remained to the piece on the filter drum erodees to realize the self-cleaning filter screen, make the filter screen unblock. Meanwhile, the filter screen has high filtering precision, the proportion of chips in the filtered cutting fluid is reduced, and the cutter and the workpiece are not easily damaged when the filtered cutting fluid is recycled.

In a second aspect, a cutting fluid circulation system is provided, which includes the cutting fluid filtering apparatus 10 described in the first aspect and possible embodiments, the filtered fluid outlet 105 of the cutting fluid filtering apparatus 10 is connected to an apparatus of a next process, and the debris output port 106 is connected to a debris collecting region.

It should be noted that, in the foregoing embodiment, each included module is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, the specific names of the functional units are also only for the convenience of distinguishing from each other, and are not used to limit the protection scope of the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A cutting fluid filtering apparatus, comprising: the cutting fluid temporary storage area is provided with a filtering roller, the filtering roller is provided with a filter screen, and the filter screen is used for isolating chips in the cutting fluid; an impeller is installed in the filtering roller and used for stirring liquid to reversely wash the filter screen.

2. The cutting fluid filtering apparatus according to claim 1, wherein a chip removal mechanism is installed outside the filtering drum.

3. The cutting fluid filtering apparatus according to claim 1, wherein the impeller is counter-rotated with respect to the filter drum.

4. The cutting fluid filtering apparatus according to claim 2, wherein a debris scraper is installed on the filtering drum to scrape off debris on the filter screen.

5. The cutting fluid filtering apparatus of claim 4, including a filtered fluid outlet disposed at a lower portion of the apparatus.

6. The cutting fluid filtering apparatus according to claim 5, further comprising a main power motor installed at an upper portion of the apparatus.

7. The cutting fluid filtering apparatus of claim 6, further comprising a gear box installed at a side, the impeller being accelerated to rotate reversely by an output of the gear box.

8. The cutting fluid filtering device according to claim 7, wherein the chip removal mechanism is connected to a chip output port.

9. The cutting fluid filtering apparatus according to claim 8, wherein the filtering accuracy of the filter net is 0.95 mm.

10. A cutting fluid circulation system comprising the cutting fluid filtering device of claim 9, wherein a filtered fluid outlet of the cutting fluid filtering device is connected with a device of a next process, and a debris output port is connected with a debris collecting region.