CN220312708U

CN220312708U - Cutting fluid circulating device and machine tool equipment thereof

Info

Publication number: CN220312708U
Application number: CN202320988607.XU
Authority: CN
Inventors: 刘洪强; 刘德隆; 安鑫; 白义; 王一鸣; 于文启; 张先杰; 谭延林; 鲁丙亮; 刘洋; 张云峰; 李晨
Original assignee: SHENYANG MACHINE TOOL CO Ltd
Current assignee: SHENYANG MACHINE TOOL CO Ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2024-01-09
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to a cutting fluid circulating device and machine tool equipment thereof, wherein the cutting fluid circulating device has the structure that: a water storage tank is arranged at the bottom of the machine tool, chip coarse filtering areas are arranged at two sides of the water storage tank, and a chip fine filtering area, an oil-water separation area and a terminal area are arranged in the middle of the water storage tank; each area is separated by a baffle, a first opening is communicated between the chip coarse filtering area and the chip fine filtering area, and a coarse filter screen is arranged on the first opening; the water separated by the chip fine filtering area and the oil-water separating area enters the terminal area and is discharged through a water pump; and the chip fine filtering area is communicated with the terminal area through a second opening, a fine filtering screen is arranged at the second opening, and the water pump is arranged in the terminal area. At least solves the problem that the cutting fluid is brought into the circulating device to cause necrosis of the pumping device in the circulating device in the related art.

Description

Cutting fluid circulating device and machine tool equipment thereof

Technical Field

The utility model relates to the technical field of machine tools, in particular to a cutting fluid circulating device and machine tool equipment thereof.

Background

In the machining process of the machine tool, the cutting fluid is required to be used for cooling machined parts and cutters, and the cutting fluid is required to be provided with a matched storage and recovery device so as to avoid waste of the cutting fluid and realize automatic machining. The most important task in the cutting fluid circulation system is to fully separate oil, scraps and water, so that the water pump can supply pure pollution-free cutting fluid to a machine tool for working, the service life of the water pump can be guaranteed, the waste of material energy sources is saved, high-efficiency production is achieved, and an oil-water separator for carrying out the working is of great importance. The oil-water separator usually works in a mode of a motor and an oil-sticking belt, and the device utilizes the rotary motion and magnetism of the oil-sticking belt to remove greasy dirt and cutting chips. However, the use of the motor can increase the finished product of the device, continuous power supply also belongs to the waste of energy, and in addition, the oil-water separator and the water pump run in parallel in the water tank together, so that the timeliness of oil removal and scraps removal can not be ensured.

The cutting fluid circulating device arranged on the machine tool must ensure quick and stable operation, but after the parts are machined, corresponding machining scraps are generated along with materials, lubricating oil is carried in parts of the machine tool, which need to be lubricated, if the cutting fluid is carried into the circulating device along with the machine tool, the water pumping device in the circulating device is necrotized, so that the supply of the cutting fluid is interrupted, and the machine tool can only stop working.

Disclosure of Invention

The embodiment of the application provides a cutting fluid circulating device and machine tool equipment thereof, so as to at least solve the problem that in the related art, cutting fluid is brought into the circulating device to cause necrosis of a pumping device in the circulating device.

In a first aspect, a cutting fluid circulation apparatus is provided, wherein: a water storage tank is arranged at the bottom of the machine tool, chip coarse filtering areas are arranged at two sides of the water storage tank, and a chip fine filtering area, an oil-water separation area and a terminal area are arranged in the middle of the water storage tank; each area is separated by a baffle, a first opening is communicated between the chip coarse filtering area and the chip fine filtering area, and a coarse filter screen is arranged on the first opening; the water separated by the chip fine filtering area and the oil-water separating area enters the terminal area and is discharged through a water pump; the chip fine filtering area is communicated with the terminal area through a second opening, a fine filtering screen is arranged at the second opening, and the water pump is arranged in the terminal area; an oil receiving box and an oil-water separating box are arranged in the oil-water separating area; a vertical partition plate is arranged in the oil-water separation box, a gap is reserved between the bottom of the vertical partition plate and the bottom of the oil receiving box, and the top of the vertical partition plate is level with the top surface of the oil-water separation box; an oil outlet is arranged at the upper end of the space at one side of the vertical partition plate and is communicated with an oil receiving box; a waterway channel is arranged in the space at the other side of the vertical partition board, the top surface of the waterway channel is lower than the oil outlet, and the bottom surface of the waterway channel extends out from the bottom surface of the oil-water separation box and is communicated with the terminal area; the top of the waterway channel is connected with the nut through external threads.

The chip coarse filtering area and the chip fine filtering area are adopted in the scheme, so that the integral chip removing capacity is improved; meanwhile, the oil-proof effect is further improved, the service life of the water pump is better guaranteed, and the resource waste is saved. Meanwhile, the oil-water separation area is provided with the oil receiving box and the oil-water separation box, so that oil floating on the upper surface can be effectively discharged into the oil receiving box, and oil-free liquid is discharged into the terminal area through the waterway channel. The top of waterway channel passes through external screw thread coupling nut, can adjust waterway channel's length through rotatory nut, control surface of water height.

In a possible implementation manner, a filter box is arranged in the chip fine filtering area, inlets of coarse filter screens are arranged at two ends of the filter box, fine filter screens are arranged at outlets of the filter box, and the outlets are communicated with the terminal area.

Based on the implementation mode, fine cuttings filtered by the cuttings coarse filtering area can be filtered again, and the filtered cutting fluid entering the terminal area is ensured to be free of cuttings impurities.

In another possible implementation manner, a chip receiving box is arranged at the top of the chip coarse filtering area, and the chip receiving box corresponds to the water outlet of the machine tool.

Based on this implementation, particularly large cuts can be filtered ahead of time before entering the chip coarse filtration zone.

In another possible implementation manner, an upper cover plate is arranged in the chip coarse filtering area, and a liquid outlet of the chip receiving box is communicated with the chip coarse filtering area below the upper cover plate; the chip coarse filtering area is internally provided with a plurality of short plates, the short plates are divided into two groups, one group of short plates are vertically welded on the bottom surface of the water storage tank at equal intervals, the other group of short plates are vertically welded on the lower surface of the upper cover plate at equal intervals, and the two groups of short plates are distributed in a staggered mode.

Based on the realization mode, the flow rate of the liquid is reduced through the short plate group, so that part of the cuttings are precipitated, and the function of filtering part of the cuttings is realized.

In another possible implementation, the short plates are provided with a slope with a 2 ° inclination and grooves at the edges.

Based on the implementation mode, the short plate not only has the function of blocking the cutting scraps, but also can block the grease floating on the upper surface, and the effect of double filtration of the oil scraps is realized.

In a second aspect, there is provided a machine tool apparatus comprising any one of the cutting fluid circulation apparatuses described in the first aspect.

In summary, the structure of the present application has the following advantages:

1. during oil-water separation, the motor is reduced, energy waste is saved, environmental protection is facilitated, the effect of the prior art is achieved by adopting the novel structure, and the novel oil-water separation device has the outstanding characteristics;

2. the four layers of scraps are circulated, so that a better scraps removing effect is achieved compared with the prior art, and the prior art is only aimed at removing single scraps, and the scheme of the utility model can realize the removal of composite scraps;

3. the utility model can improve the response speed of the whole device and the efficiency of the machine tool during working.

Drawings

Fig. 1 is a top view of a chip-proof oil-proof environment-friendly machine tool cutting fluid circulation device.

Fig. 2 is a perspective view of a chip-proof oil-proof environment-friendly machine tool cutting fluid circulating device (without an upper cover).

Fig. 3 is a cross-sectional view A-A of fig. 1.

Fig. 4 is a perspective view of the oil-water separation box.

Fig. 5 is a front partial sectional view of the oil-water separation cartridge.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more. In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context. In addition, when describing a pipeline, the terms "connected" and "connected" as used herein have the meaning of conducting. The specific meaning is to be understood in conjunction with the context.

Example 1

As shown in fig. 1 to 3, a cutting fluid circulation device is provided, a water storage tank 1 is arranged at the bottom of a machine tool, the periphery of the water storage tank 1 is welded by metal plates, an upper cover 18 is fixed on the periphery of the water storage tank in a screw connection mode, two sides of the water storage tank 1 are provided with chip coarse filtering areas 10, and two sides of the water storage tank 1 are provided with large-size screen holes by a metal plate structure, so that water flow can pass quickly, and large-volume waste chips are isolated; the middle part of the water storage tank 1 is provided with a chip fine filtering area 20, an oil-water separation area 30 and a terminal area 40; each area is separated by a partition plate, the chip coarse filtration area 10 is communicated with the chip fine filtration area 20 through a first opening 5, and a coarse filtration screen 7 is arranged on the first opening 5; the water separated by the chip fine filtering area 20 and the oil-water separating area 30 enters the terminal area 40 and is discharged through the water pump 4; the chip fine filtering area 20 is communicated with the terminal area 40 through a second opening 6, a fine filtering net 8 is arranged at the second opening 6, and the water pump 4 is arranged in the terminal area.

As shown in fig. 4 and 5, the oil-water separation area 30 is provided with an oil receiving box 11 and an oil-water separation box 12; a vertical partition plate 13 is arranged in the oil-water separation box 12, a gap is reserved between the bottom of the vertical partition plate 13 and the bottom of the oil receiving box 11, and the top of the vertical partition plate 13 is level with the top surface of the oil-water separation box 12; an oil outlet 14 is arranged at the upper end of the space on one side of the vertical partition plate 13, and the oil outlet 14 is communicated with the oil receiving box 11; a waterway channel 15 is arranged in the space on the other side of the vertical partition 13, the top surface of the waterway channel 15 is lower than the oil outlet 14, and the bottom surface of the waterway channel 15 extends out from the bottom surface of the oil-water separation box 12 and is communicated with the terminal area 40. The cutting fluid with grease after processing enters into one side of the oil-water separation box 12 with the oil outlet 14, and because the grease has small density, when the liquid level exceeds the oil outlet 14, the grease enters into the oil receiving box 11; cutting fluid enters the other side of the oil-water separation box 12 through a gap at the bottom of the vertical separation plate 13, and when the height of the cutting fluid is larger than that of the nut 16 on the waterway channel 15, the cutting fluid enters the terminal area 40 through the waterway channel 15 and is discharged through the water pump 4 for recycling.

The top of the waterway channel 15 is connected with the nut 16 through external threads, and the height of the upper end plane of the nut is set by rotating the nut 16, so that the whole height is ensured to be slightly lower than the height of the oil outlet 14.

The chip fine filtering area 20 is internally provided with a filtering box 9, two ends of the filtering box 9 are provided with inlets of coarse filtering screens 7, an outlet of the filtering box 9 is provided with a fine filtering screen 8, and the outlet is communicated with the terminal area 40. The holes of the fine filter 8 are smaller than the holes of the coarse filter 7.

The chip receiving box 2 is arranged at the top of the chip coarse filtering area 10, and the chip receiving box 2 corresponds to the water outlet of the machine tool.

An upper cover plate 18 is arranged in the chip rough filtering area 10, and a liquid outlet of the chip receiving box 2 is communicated with the chip rough filtering area 10 below the upper cover plate 18; in the chip rough filtering area 10, a plurality of short plates 17 are arranged, the short plates 17 are divided into two groups, one group of short plates 17 are vertically welded on the bottom surface of the water storage tank 1 at equal distance, the other group of short plates 17 are vertically welded on the lower surface of the upper cover plate 18 at equal distance, and the two groups of short plates 17 are distributed in a staggered way. The short plates 17 are arranged at an inclination with an inclination angle of 2 degrees, grooves are formed in the edges of the short plates, the short plates 17 at the lower part are used for isolating heavy scraps, the short plates at the upper part are used for scraping greasy dirt, and coarse filtration of the scraps is completed again.

Example two

A machine tool apparatus comprising the cutting fluid circulation apparatus of the first embodiment, the cutting fluid circulation apparatus being located at a bottom of the machine tool apparatus.

Example III

A method of filtering oil filings using a cutting fluid circulation apparatus, the method comprising:

controlling the chips and cutting fluid in the machining process, discharging the chips and cutting fluid to the rear end of a chip coarse filtering area, and controlling the flow rates of the chips and the cutting fluid to be reduced to be within a preset speed range, so that the chips are precipitated into the cutting fluid, and more chips are filtered in the subsequent filtering process; the direction of the flow velocity is the direction of the coarse filtration area to the chip fine filtration area;

in combination with the specific structure of the cutting fluid circulation device, preferred embodiments are as follows:

1) The chips and cutting fluid in the machining process of the machine tool are discharged into chip receiving boxes 2 at two sides, the chip receiving boxes 2 receive most of the chips, and the cutting fluid is guided to the rear ends of chip coarse filtering areas 10 at two sides;

2) In the process of turning back and flowing the cutting fluid in the plurality of short plates 17, the flow speed is reduced, and part of chips are partially filtered after being precipitated;

3) Then the cutting fluid continues to flow, enters the chip fine filtering area 20, and the rest chips are filtered out by the coarse filter screen 7 and the fine filter screen 8 in sequence, then enter the terminal area 40 and are discharged by the water pump 4 for recycling.

Claims

1. A cutting fluid circulating device, characterized in that: the bottom of the machine tool is provided with a water storage tank (1), the two sides of the water storage tank (1) are provided with a chip coarse filtering area (10), and the middle part is provided with a chip fine filtering area (20), an oil-water separation area (30) and a terminal area (40); each region is separated by a partition plate, a chip coarse filtering region (10) is communicated with a chip fine filtering region (20) through a first opening (5), and a coarse filter screen (7) is arranged on the first opening (5); the water separated by the chip fine filtering area (20) and the oil-water separating area (30) enters the terminal area (40) and is discharged through the water pump (4); the chip fine filtering area (20) is communicated with the terminal area (40) through a second opening (6), a fine filtering screen (8) is arranged at the second opening (6), and the water pump (4) is arranged in the terminal area; an oil receiving box (11) and an oil-water separating box (12) are arranged in the oil-water separating zone (30); a vertical partition plate (13) is arranged in the oil-water separation box (12), a gap is reserved between the bottom of the vertical partition plate (13) and the bottom of the oil receiving box (11), and the top of the vertical partition plate (13) is level with the top surface of the oil-water separation box (12); an oil outlet (14) is arranged at the upper end of the space at one side of the vertical partition plate (13), and the oil outlet (14) is communicated with the oil receiving box (11); a waterway channel (15) is arranged in the space at the other side of the vertical partition plate (13), the top surface of the waterway channel (15) is lower than the oil outlet (14), and the bottom surface of the waterway channel (15) extends out from the bottom surface of the oil-water separation box (12) and is communicated with the terminal area (40); the top of the waterway channel (15) is connected with a nut (16) through external threads.

2. The cutting fluid circulation apparatus of claim 1, wherein: the chip fine filtration area (20) in be equipped with filter box (9), the both ends of filter box (9) are equipped with the entry of coarse filtration net (7), the export of filter box (9) is equipped with fine filtration net (8), and export and terminal area (40) intercommunication.

3. The cutting fluid circulation apparatus of claim 1, wherein: the top of the chip coarse filtering area (10) is provided with a chip receiving box (2), and the chip receiving box (2) corresponds to the water outlet of the machine tool.

4. A cutting fluid circulation apparatus as claimed in claim 3, wherein: an upper cover plate (18) is arranged in the chip rough filtering area (10), and a liquid outlet of the chip receiving box (2) is communicated with the chip rough filtering area (10) below the upper cover plate (18); a plurality of short plates (17) are arranged in the chip rough filtering area (10), the short plates (17) are divided into two groups, one group of short plates (17) are vertically welded on the bottom surface of the water storage tank (1) at equal intervals, the other group of short plates (17) are vertically welded on the lower surface of the upper cover plate (18) at equal intervals, and the two groups of short plates (17) are distributed in a staggered mode.

5. The cutting fluid circulation apparatus as claimed in claim 4, wherein: the short plates (17) are arranged at an inclination angle of 2 degrees, and grooves are formed in the edges.

6. A machine tool apparatus comprising the cutting fluid circulation device according to any one of claims 1 to 5.