CN216092598U - Cutting fluid purification device - Google Patents

Cutting fluid purification device Download PDF

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Publication number
CN216092598U
CN216092598U CN202122775530.1U CN202122775530U CN216092598U CN 216092598 U CN216092598 U CN 216092598U CN 202122775530 U CN202122775530 U CN 202122775530U CN 216092598 U CN216092598 U CN 216092598U
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baffle
cavity
cutting fluid
oil
box
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CN202122775530.1U
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王毅成
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王毅成
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Abstract

The utility model provides a cutting fluid purifying device which is used for filtering solid particles and scrap iron in cutting fluid and removing oil from the cutting fluid, so that the use cost of the cutting fluid is reduced. The core technical scheme is as follows: the floating oil collection device comprises a filtering device, a floating oil collection device and a box body, wherein the box body is divided into a left cavity, a middle cavity and a right cavity through a first baffle and a second baffle, the same gaps are reserved between the first baffle and the second baffle and the inner top of the box body to form a floating oil passing cavity, and rectangular hole cavities are respectively arranged at the lower parts of the first baffle and the second baffle; the box body is provided with a liquid inlet pipe communicated with the left cavity, the box body is provided with a liquid outlet pipe communicated with the right cavity, and the filtering device is arranged in the left cavity. According to the cutting fluid purifying device provided by the utility model, the cutting fluid can be effectively purified, the use cost of the cutting fluid is reduced, and the service life of the cutting fluid is prolonged.

Description

Cutting fluid purification device
Technical Field
The utility model relates to the field of cutting fluid filtration, slag settling and oil removal, in particular to a cutting fluid purification device.
Background
The cutting fluid is used as an important ring in the metal processing process, and has extremely important influence on the metal processing industry. At present, enterprises use cutting fluid, particularly water-based cutting fluid, and most of the cutting fluid is used for a period of time and then is replaced regularly, so that the cutting production cost is high, the cost cannot be reduced orderly, resources are greatly wasted, and meanwhile, the environmental pollution risk and the subsequent use cost of the cutting fluid are increased.
With the development of industrial technology, the quality requirements of parts are higher and higher, the quality is controlled more and more strictly, the cutting fluid is used as an indispensable auxiliary material in the metal manufacturing process, the quality and the use state of the cutting fluid have direct quality influence on a machined workpiece, and the workpiece is possibly unqualified or scrapped due to slight deviation.
When the non-pure oil cutting fluid contains oil and solid particles in the using process of the cutting fluid, the machining precision of a workpiece is easily influenced, the service life of a cutter is reduced, and the machining quality and the machining efficiency are influenced. Meanwhile, the cutting fluid is used as a part of the machining production cost, the replacement frequency and the use effect have important influence on the cost, the replacement frequency is low, the stable use effect is achieved, the use amount of the cutting fluid can be effectively reduced, the production and use cost is reduced, and the consumption of a matched cutter is reduced. When the water-based cutting fluid has floating oil, the cutting fluid is easy to decay, the service life of the cutting fluid is reduced, and the corrosion of workpieces and equipment is increased, which is a troublesome problem in the use of the current water-based cutting fluid.
Current cutting cistern is mostly stock solution entire body groove, and great solid particle in the simple cutting fluid that filters can't effectively carry out effective filtration and deoiling to the cutting fluid. Firstly, the workpiece is easy to cause the blockage of equipment pipelines due to the fact that the cutting fluid contains a large amount of solid particles (the workpiece is provided with oxide skin, cutting chips and other external particles), and the machining quality is influenced due to the fact that the cutting fluid is arranged between the workpiece and a cutter in the cutting process; secondly, a large amount of oil is easily accumulated in the cutting fluid in the long-term use process, the emulsification degree of the cutting fluid is increased, the cooling effect of the cutting fluid is influenced, oil smoke is easily generated in the processing process, meanwhile, equipment and a workpiece are easily adhered with scrap iron, the surface quality and the subsequent processing precision of the workpiece are influenced, thirdly, the water-based cutting fluid contains oil and is easily sealed, the cutting fluid is deteriorated, the service life of the processing fluid is influenced, and the workpiece and the equipment are rusted.
Disclosure of Invention
The cutting fluid purifying device provided by the utility model is used for filtering solid particles and scrap iron in the cutting fluid and removing oil from the cutting fluid, so that the service life of the cutting fluid is prolonged, the influence of the cutting fluid on the cutting processing quality is reduced, and the use cost of the cutting fluid is reduced.
In order to solve the technical problem, the utility model provides a cutting fluid purification device, which comprises a filtering device, a floating oil collecting device and a box body,
the box body is divided into a left cavity, a middle cavity and a right cavity by a first baffle and a second baffle, the same gaps are reserved between the first baffle and the second baffle and the inner top of the box body to form a floating oil passing cavity, and rectangular hole cavities are respectively arranged at the lower parts of the first baffle and the second baffle; a liquid inlet pipe is arranged on the box body and communicated with the left cavity, a liquid outlet pipe is arranged on the box body and communicated with the right cavity, and the filtering device is arranged in the left cavity;
the filtering device comprises a filter cover, filter cloth and an iron scrap elevator, the filter cover is arranged in a left cavity, the iron scrap elevator is arranged in the left cavity from the side surface of the box body through a supporting frame, a lifting belt of the iron scrap elevator is a hopper type multi-bucket conveying belt with holes at the bottom, the horizontal section of the lifting belt of the iron scrap elevator is positioned at the bottom of the left cavity in the filter cover, an intermediate baffle plate is arranged between the filter cover in the left cavity and the first baffle plate, the filter cloth is connected to the upper end of the intermediate baffle plate, and the other end of the filter cloth is connected with the upper end of the first baffle plate;
the floating oil collecting device comprises a funnel, an oil collecting pipe and an oil reservoir, the funnel is arranged above the left cavity, the upper end opening of the funnel and the bottom of the floating oil passing cavity are positioned at the same height, and the upper end opening of the funnel is enabled to be flush with the bottom of the floating oil passing cavity; the oil collecting pipe is connected to the lower end of the funnel, the oil collecting pipe penetrates out of the left side of the box body and is connected with the middle lower end of the oil storage device, the bottommost portion of the oil storage device is connected with a water drain valve, and the left side of the oil storage device is connected with a waste oil outlet pipe.
Furthermore, the liquid inlet pipe and the liquid outlet pipe are arranged at the lower middle position of the side surface of the box body, so that the liquid level of the tank liquid in the device is prevented from being impacted, oil-water mixing is aggravated, and the sediment is prevented from flowing into a subsequent position.
Furthermore, a left inclined baffle and a right inclined baffle are arranged in the middle cavity, the left inclined baffle is connected to the lower end of the rectangular hole cavity of the first baffle, the right inclined baffle is connected to the lower end of the rectangular hole cavity of the second baffle, and the left inclined baffle and the right inclined baffle are not crossed to guide the cutting fluid and facilitate oil-water separation of the cutting fluid.
Furthermore, an inclined baffle is arranged in the right cavity and connected to the lower end of the rectangular hole cavity of the second baffle, and an inclined insertion plate in the right cavity is spaced from the right side of the box body at a certain interval, so that the cutting fluid is guided easily, the liquid level at the rightmost side floats, and the floating oil is pushed to enter the floating oil collector.
Further, the pipe wall ratio is less than the lowest minimum liquid level of the lowermost end that the oil slick passes through the chamber under the oil outlet pipe, the upper end opening that the upper pipe wall of oil outlet pipe is higher than the funnel.
Furthermore, the first baffle and the second baffle are of detachable structures, so that the groove is easy to clean and disassemble.
The utility model has the beneficial effects that: according to the cutting fluid purifying device provided by the utility model, solid particles and scrap iron can be directly cleaned and the cleaning operation can be directly carried out in the filtering device, and suspended matters in the cutting fluid cannot flow into a subsequent space due to the existence of the filter cloth, so that the cutting fluid can be filtered in the left cavity; the cutting fluid flows into the middle cavity from the rectangular hole cavity below after being filtered by the left cavity filter cloth, flows from bottom to top in the middle cavity and then flows from top to bottom, so that the flow direction is favorable for gathering floating oil above the middle cavity, the oil-water separation degree is enhanced, and the floating oil flowing into the subsequent process is reduced; the cutting fluid flows into the right cavity, the structure of the right cavity is similar to that of the middle cavity, the oil-water separation effect is further enhanced, and oil removal operation is carried out on the cutting fluid; the floating oil is pushed to enter the floating oil collecting device by the floating of the liquid level generated when the cutting fluid flows in, so that the cutting fluid can effectively remove oil for a long time, manual operation is avoided, time and labor are saved, waste oil can be directly discharged by overflowing when the liquid level height is reached, and the bottom liquid after standing can be directly discharged by a drain valve at the lower end of the oil reservoir, so that water and oil can be effectively distinguished; the device can effectively purify the cutting fluid, reduce the use cost of the cutting fluid and prolong the service life of the cutting fluid.
Drawings
FIG. 1 is a schematic view in longitudinal section of a cutting fluid purification apparatus of the present invention;
FIG. 2 is a partial schematic view of the hoist;
FIGS. 3 and 4 are front and side views of the elevator belt hopper shown in phantom in FIG. 2;
FIG. 3 is a front view of an elevator hopper;
fig. 4 is a side view of the elevator hopper.
Wherein: 1. a filtration device; 2. a filter housing; 3. a lifting belt of the scrap iron lifter; 4. an intermediate baffle; 5. a rectangular bore of the first baffle; 6. a left inclined baffle plate; 7. a right inclined baffle plate; 8. a rectangular bore of the second baffle; 9. an inclined baffle plate; 10. a liquid outlet pipe; 11. a box body; 12. a normal liquid level line; 13. a right cavity; 14. a second baffle; 15. a middle cavity; 16. a first baffle plate; 17. a filter cloth; 18. a funnel; 19. a left cavity; 20. an oil collecting pipe; 21. an oil reservoir; 22. a waste oil outlet pipe; 23. a water drain valve; 24. a liquid inlet pipe; 25. a lifting belt of the scrap iron lifter; 26. lifting the hopper with scrap iron; 27. a leak hole; 28. a support frame; 29. the motor is driven.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
It should be noted that the terms "left", "right", "middle", "upper", "lower", and the like in the present invention indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a schematic diagram showing a longitudinal section of one embodiment of a cutting fluid purification apparatus according to the present invention, and in FIG. 1, a water inlet/outlet pipe may be directly connected to a machining tool as an on-line fluid storage purifier to avoid the need for concentrated treatment or disposal of the cutting fluid after contamination, or a circulation pump may be connected as a separate cutting fluid purification apparatus.
Referring to fig. 1 and 2, the cutting fluid purifying device provided by the utility model comprises a filtering device 1, a floating oil collecting device and a box body 11, wherein the box body 11 is partitioned into a left cavity 19, a middle cavity 15 and a right cavity 13 by a first baffle 16 and a second baffle 14, the first baffle 16 and the second baffle 14 leave the same gap with the top in the box body to form a floating oil passing cavity (as shown in fig. 1, a reference numeral 12 represents a normal liquid level line and corresponds to the lowest end of the floating oil passing cavity), and rectangular cavities (a rectangular cavity 5 of the first baffle and a rectangular cavity 8 of the second baffle) are respectively arranged at the lower parts of the first baffle 16 and the second baffle 14; a liquid inlet pipe 24 is arranged on the box body 11 and is communicated with the left cavity 19, a liquid outlet pipe 10 is arranged on the box body and is communicated with the right cavity, and the filtering device is arranged in the left cavity;
the filtering device comprises a filter cover 2, filter cloth 17 and an iron scrap lifter, wherein the filter cover 2 is arranged in a left cavity, the iron scrap lifter is arranged in the left cavity from the side surface of the box body through support frames 28 (shown in figure 2, the support frames 28 are positioned at different positions, one is arranged in the left cavity, and the other is arranged on the side wall of the box body), a lifting belt 25 of the iron scrap lifter is a hopper-type multi-hopper conveying belt with holes at the bottom, the horizontal section of the lifting belt of the iron scrap lifter is positioned at the bottom of the left cavity in the filter cover 2, an intermediate baffle 4 is arranged between the filter cover in the left cavity and the first baffle, the filter cloth 17 is connected to the upper end of the intermediate baffle 4, and the other end of the filter cloth 17 is connected to the upper end of the first baffle 16;
the floating oil collecting device comprises a funnel 18, an oil collecting pipe 20 and an oil storage device 21, wherein the funnel 18 is arranged above the left cavity, the upper end opening of the funnel 18 and the bottom of the floating oil passing cavity are positioned at the same height, and the upper end opening of the funnel is ensured to be flush with the bottom of the floating oil passing cavity; the oil collecting pipe 20 is connected to the lower end of the funnel, the oil collecting pipe 20 penetrates out from the left side of the box body to be connected with the middle lower end of the oil storage device 21, the bottommost part of the oil storage device is connected with a water drain valve 23, and the left side of the oil storage device is connected with a waste oil outlet pipe 22.
Further, as shown in fig. 1 and 2, the liquid inlet pipe 24 and the liquid outlet pipe are arranged at the lower middle position of the side surface of the box body, so that the liquid level of the tank liquid in the device is prevented from being impacted, oil-water mixing is aggravated, and sediments are prevented from flowing into subsequent positions.
Further, as shown in fig. 1, a left inclined baffle 6 and a right inclined baffle 7 are arranged in the middle cavity, the left inclined baffle is connected to the lower end of the rectangular hole cavity 5 of the first baffle, the right inclined baffle is connected to the lower end of the rectangular hole cavity 8 of the second baffle, the left inclined baffle 6 and the right inclined baffle 7 are not crossed, cutting fluid is guided, and oil-water separation of the cutting fluid is facilitated.
Further, as shown in fig. 1, an inclined baffle 9 is arranged in the right cavity, the inclined baffle 9 is connected to the lower end of the rectangular hole cavity 8 of the second baffle (as shown in fig. 1, the right inclined baffle 7 and the inclined baffle 9 are respectively connected to the left side and the right side of the second baffle 14), and the inclined baffle 9 in the right cavity and the right side of the box body have a certain interval, so that the cutting fluid is guided easily, the liquid level at the rightmost side floats, and the floating oil is pushed to enter the floating oil collector.
Further, the lower pipe wall ratio of the waste oil outlet pipe is lower than the lowest liquid level of the lowest end of the floating oil passing cavity (lower than the normal liquid level line 12), and the upper pipe wall of the waste oil outlet pipe is higher than the upper end opening of the funnel.
Further, as shown in fig. 1, the first baffle 16 and the second baffle 14 are detachable structures, so that the tank cleaning and the cleaning are easy.
As shown in fig. 3 and 4, the elevator hopper structure on the lifting belt of the iron scrap elevator is expressed, the lifting belt 25 of the iron scrap elevator is connected with an iron scrap lifting hopper 26, and the bottom of the iron scrap lifting hopper 26 is provided with a leakage hole 27; this is a prior art structure and is only described further herein.
The working principle of the utility model is further described below: cutting fluid in normal use enters the left cavity from the fluid inlet pipe, solid particles and scrap iron carried in the cutting fluid directly fall onto a lifting belt of the scrap iron lifting machine from the upper part of the lifting belt in the filtering device 1, a filter cover can prevent the solid from being brought to a place outside the filtering device by the cutting fluid, and the scrap iron and the deposited solid particles can be directly conveyed away by the scrap iron lifting machine, so that the solid cleaning of the cutting fluid is realized; then, filtering small particles and agglomerated suspended matters through filter cloth, so that solid matters, easily adhered matters, oil agglomerates and lubricating grease agglomerates contained in the cutting fluid are gathered in the left cavity; the cutting fluid flows into the middle cavity after being purified by the left cavity, and the flow of the flowing cutting fluid (the left inclined baffle and the right inclined baffle) is guided, so that the cutting fluid flows above the middle cavity, floating oil in the cutting fluid is accelerated to float upwards, the interference of the flow of the water flow to the fluid in the middle cavity is weakened, the degree of mixing of oil and water is reduced, and the separation of oil and water is accelerated; the cutting fluid flows into the right cavity after being treated by the floating oil in the middle cavity, is guided to flow to the upper part of the right cavity by the inclined insertion plate in the right cavity, further carries out oil-water separation, then flows out through the liquid outlet pipe, the upper layer floating oil flows into the funnel through the floating oil passing cavity, the cutting fluid is separated from the oil and the water formed by the middle cavity and the right cavity to realize double separation effect, when the processing equipment works or the circulating pump works, the cutting fluid enters the purifying device through the water inlet pipe to cause the oil to float along with the liquid level, meanwhile, when the lifting belt of the scrap iron lifter works, the liquid level can also float, the floating oil floats along with the liquid level, the floating oil floating along with the liquid level falls into the funnel due to the height drop, the floating oil in the funnel flows into the oil reservoir, when the floating oil in the oil storage device is accumulated to a certain position, the floating oil can flow out through the waste oil outlet pipe, and the drain valve at the bottom of the oil storage device (can set the water discharge amount at fixed time and quantity according to the actual condition, so that the waste of the cutting fluid is avoided.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (9)

1. A cutting fluid purification device is characterized in that: the floating oil collection device comprises a filtering device, a floating oil collection device and a box body, wherein the box body is divided into a left cavity, a middle cavity and a right cavity through a first baffle and a second baffle, the same gaps are reserved between the first baffle and the second baffle and the inner top of the box body to form a floating oil passing cavity, and rectangular hole cavities are respectively arranged at the lower parts of the first baffle and the second baffle; a liquid inlet pipe is arranged on the box body and communicated with the left cavity, a liquid outlet pipe is arranged on the box body and communicated with the right cavity, and the filtering device is arranged in the left cavity;
the filtering device comprises a filter cover, filter cloth and an iron scrap elevator, the filter cover is arranged in a left cavity, the iron scrap elevator is arranged in the left cavity from the side surface of the box body through a supporting frame, a lifting belt of the iron scrap elevator is a hopper type multi-bucket conveying belt with holes at the bottom, the horizontal section of the lifting belt of the iron scrap elevator is positioned at the bottom of the left cavity in the filter cover, an intermediate baffle plate is arranged between the filter cover in the left cavity and the first baffle plate, the filter cloth is connected to the upper end of the intermediate baffle plate, and the other end of the filter cloth is connected with the upper end of the first baffle plate;
the floating oil collecting device comprises a funnel, an oil collecting pipe and an oil reservoir, the funnel is arranged above the left cavity, the upper end opening of the funnel and the bottom of the floating oil passing cavity are positioned at the same height, and the upper end opening of the funnel is enabled to be flush with the bottom of the floating oil passing cavity; the oil collecting pipe is connected to the lower end of the funnel, the oil collecting pipe penetrates out of the left side of the box body and is connected with the middle lower end of the oil storage device, the bottommost portion of the oil storage device is connected with a water drain valve, and the left side of the oil storage device is connected with a waste oil outlet pipe.
2. The cutting fluid purification apparatus according to claim 1, wherein: the liquid inlet pipe and the liquid outlet pipe are arranged in the middle of the side surface of the box body at the lower position.
3. The cutting fluid purification apparatus according to claim 1 or 2, wherein: the middle cavity is internally provided with a left inclined baffle and a right inclined baffle, the left inclined baffle is connected to the lower end of the rectangular hole cavity of the first baffle, the right inclined baffle is connected to the lower end of the rectangular hole cavity of the second baffle, and the left inclined baffle and the right inclined baffle are not crossed.
4. The cutting fluid purification apparatus according to claim 3, wherein: an inclined baffle is arranged in the right cavity and connected to the lower end of the rectangular hole cavity of the second baffle, and a certain interval exists between the inclined insertion plate in the right cavity and the right side of the box body.
5. The cutting fluid purification apparatus according to claim 1, 2 or 4, wherein: the lower pipe wall ratio of the waste oil outlet pipe is lower than the lowest liquid level of the lowest end of the floating oil passing cavity, and the upper pipe wall of the waste oil outlet pipe is higher than the upper end opening of the funnel.
6. The cutting fluid purification apparatus according to claim 3, wherein: the lower pipe wall ratio of the waste oil outlet pipe is lower than the lowest liquid level of the lowest end of the floating oil passing cavity, and the upper pipe wall of the waste oil outlet pipe is higher than the upper end opening of the funnel.
7. The cutting fluid purification apparatus according to claim 1, 2 or 4, wherein: the first baffle and the second baffle are of detachable structures.
8. The cutting fluid purification apparatus according to claim 3, wherein: the first baffle and the second baffle are of detachable structures.
9. The cutting fluid purification apparatus according to claim 5, wherein: the first baffle and the second baffle are of detachable structures.
CN202122775530.1U 2021-11-14 2021-11-14 Cutting fluid purification device Active CN216092598U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122775530.1U CN216092598U (en) 2021-11-14 2021-11-14 Cutting fluid purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122775530.1U CN216092598U (en) 2021-11-14 2021-11-14 Cutting fluid purification device

Publications (1)

Publication Number Publication Date
CN216092598U true CN216092598U (en) 2022-03-22

Family

ID=80716149

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122775530.1U Active CN216092598U (en) 2021-11-14 2021-11-14 Cutting fluid purification device

Country Status (1)

Country Link
CN (1) CN216092598U (en)

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