TW201605572A - Oil cooling and oil mist purifying filtering equipment of numerical control boring tapping center machine tool - Google Patents

Abstract

The invention discloses oil cooling and oil mist purifying filtering equipment of a numerical control boring tapping center machine tool. The oil cooling and oil mist purifying filtering equipment comprises a dirty oil box for containing dirty oil of the machine tool, a semi-combed filtering barrel for performing semi-combed filtering on dirty oil, a refrigerating device for cooling refined oil filtered by the semi-combed filtering barrel, and an oil mist purifying device for purifying oil mist generated in processing of the machine tool, wherein the dirty oil box, the semi-combed filtering barrel, the refrigerating device and the oil mist purifying device are arranged in an integrated manner; a slagging bottom cover plate opening automatically is arranged below a body of the semi-combed filtering barrel, an oil inlet and an oil outlet of the refrigerating device are respectively communicated with a semi-combed filtering oil tank and a highly precise filtering oil tank, and the highly precise filtering oil tank is internally provided with a highly precise filtering device. By adopting an improved filtering scheme, the equipment can purify and cut oil products, prolongs the service life of cut oil products, greatly reduces the environment pollution, effectively improves the processing efficiency, and increases the yield.

Description

CNC drilling and tapping center machine tool oil cooling oil mist purification filter equipment

The invention relates to a slag-containing waste liquid filtering and recycling device, in particular to a numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device.

At present, most of the CNC drilling and tapping center machine tools lack a set of high-performance, high-precision filtering equipment. Most manufacturers use simple metal mesh filtration, and the filtering effect is very small. Together with the infiltration of the rail oil, the cutting fluid is accelerated. The deterioration, corruption, and stinking of many small and medium-sized factories are directly poured into the ditch and infiltrated into the groundwater source, thus causing a great impact on the environment.

The object of the present invention is to provide a numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device, which can purify cutting oil products by using an improved filtering scheme, prolong the service life of cutting oil products, and greatly reduce environmental pollution. And effectively improve the efficiency of processing and increase production capacity.

In order to achieve the above object, the technical solution of the present invention is as follows: a numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device, comprising the following components integratedly arranged: a dirty oil tank for accommodating dirty oil, the dirty oil tank and The machine is connected.

a semi-fine filter bucket for semi-fine filtration of the dirty oil, the dirty oil inlet of the semi-fine filter bucket is in communication with a dirty oil tank, and the clean oil outlet is connected to the semi-fine filter oil tank, the semi-fine filter bucket Below the barrel body is provided a bottom cover plate for automatically discharging the slag discharge, and the slag is discharged into the dirt collection device when the bottom cover is opened.

a refrigeration device for cooling the essential oil filtered by the semi-fine filter bucket, wherein the oil inlet and the oil outlet of the refrigeration device are respectively connected to the semi-fine filter oil tank and the high-precision filter oil tank, wherein the high High-precision filtration devices are installed in the fine filter oil tank.

And an oil mist purifying device for purifying oil mist generated during machining of the machine tool.

As one of the preferred embodiments of the present invention, the semi-fine filter bucket includes the tub body, the bottom cover plate, the upper cover plate, the filter bag, and a plurality of filter rods vertically disposed in the tub body. The barrel body is provided with the dirty oil inlet and the clean oil outlet 1. The filter rod is externally sleeved with the filter bag, and the bottom cover comprises a cone filter having a plurality of filter holes and is disposed at the a clean oil outlet 2 and an air inlet of the bottom end surface of the cone type filter, the tapered protrusion of the cone type filter screen faces the barrel body, and one side of the edge of the cone type filter screen is The barrel is movably connected and the other side is movably connected to a lifting mechanism.

As one of the preferred embodiments of the present invention, the lifting mechanism includes at least one cylinder disposed on the barrel, and the telescopic rod of the cylinder is hinged to the other side of the edge of the cone filter by a rotating shaft .

As one of the preferred embodiments of the present invention, one side of the edge of the cone filter is hinged to the barrel by a rotating shaft.

As one of the preferred embodiments of the present invention, the barrel body is provided with a venting port, The filter port is ventilated backwashed by a high pressure gas source connected to the vent.

As one of the preferred embodiments of the present invention, a pressure gauge for detecting the pressure of the filter bag is mounted on the barrel.

As one of the preferred embodiments of the present invention, a flange 1 is disposed in the barrel body, and the flange plate is provided with a stepped hole matching the filter rod for fixing the filter rod.

As one of the preferred embodiments of the present invention, the high-precision filtering device includes a flange 2 and a plurality of filter elements connected to the lower side of the flange 2, and the flange 2 is provided with a venting port 2 The venting port 2 is connected to the high-pressure gas source to perform aeration backwashing of the filter element, and the flange 2 is connected to the machine tool by a pumping filter pump and a pipe.

As one of the preferred embodiments of the present invention, the filter element and the flange 2 are connected by a fixed filter connector.

As one of the preferred embodiments of the present invention, the dirt collection device employs a chip conveyor.

Compared with the prior art, the advantages of the present invention are at least:

(1) The invention integrates the design of filtration, refrigeration, slag removal, oil mist purification and the like into an integrated and modular design, which can effectively purify the cutting oil and prolong the service life of the cutting oil. Significantly reduce environmental pollution, and can effectively improve processing efficiency and increase production capacity.

(2) Preferably, the present invention adopts a modified semi-fine filter bucket, which can increase the filtration area and the filtration amount by the filter sleeve filter bag, and improve the filtration efficiency and precision; The outside of the rod, so the filter residue generated by the filtration is concentrated on the outside of the filter bag, which is concentrated on the filter. The filter residue on the outside of the bag can be backwashed by high pressure gas through the vent, so there is no need to change the filter bag frequently, which saves the cost of consumables. The lifting mechanism (preferably pneumatic cylinder) can automatically open and close the cone filter to achieve fast, The effect of automatic slagging saves manpower and avoids the loss of downtime and time. At the same time, the cone filter can effectively disperse the concentration of slag, avoiding the clogging of the filter due to the accumulated backlog of slag, resulting in failure to filter. The phenomenon.

(3) Preferably, the present invention uses the pumping force of the oil pump to pump the oil in the high-precision filter oil tank through a high-precision filter device for high-precision filtration, which can effectively remove fine impurities that cannot be filtered by the semi-fine filter. Filtered out, thus further enhancing the oil of the filtered oil.

1‧‧‧ machine tools

10‧‧‧Sump filter pump

11‧‧‧Oil mist purification device

121~129‧‧‧ Pipes

2‧‧‧Semi-fine filter bucket

21‧‧‧ barrel

211‧‧‧ dirty oil inlet

212‧‧‧Clean oil export one

213‧‧ vents

22‧‧‧Upper cover

23‧‧‧ filter bags

24‧‧‧ filter rod

25‧‧‧ bottom cover

251‧‧‧Cone filter

2511‧‧‧Working Department

2512‧‧‧Connecting Department

252‧‧‧Clean oil export two

253‧‧‧air inlet

26‧‧‧ cylinder

27‧‧‧ Pressure gauge

28‧‧‧Flange

281‧‧‧step hole

3‧‧‧dirty oil tank

41, 42‧‧‧ pump

5‧‧‧ Semi-fine filter tank

6‧‧‧Patch truck

7‧‧‧Refrigeration unit

8‧‧‧High-precision filter tank

9‧‧‧High-precision filter

91‧‧‧ filter

92‧‧‧Flange

93‧‧‧Fixed filter connector

94‧‧‧ Ventilation 2

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

1 is a schematic structural view of a machine tool oil cooling oil mist purification filter device for a numerically controlled drilling and tapping center according to an embodiment of the present invention; FIG. 2 is a schematic structural view of a semi-fine filter bucket according to an embodiment of the present invention; FIG. 4 is a schematic front view of the assembly of the filter rod and the filter bag disclosed in the embodiment of the present invention; FIG. 5 is a schematic view of the tapered filter disclosed in the embodiment of the present invention; FIG. 6 is a schematic structural view of a filter rod and a structure installed in a barrel body according to an embodiment of the present invention; FIG. 7 is a schematic structural view of an assembly of a filter rod and a flange according to an embodiment of the present invention; FIG. 8 is a schematic structural diagram of a high-precision filtering device according to an embodiment of the present invention.

The technical solution in the embodiment will be described below with reference to the drawings in this embodiment. Specifically, clearly and completely described.

The utility model relates to a numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device, which comprises the following components integratedly arranged: a dirty oil tank for accommodating dirty oil, and a dirty oil tank is connected with the machine tool.

A semi-fine filter bucket for semi-fine filtration of dirty oil, the dirty oil inlet of the semi-fine filter bucket is connected with the dirty oil tank, and the clean oil outlet is connected with the semi-fine filter oil tank, and the semi-fine filter bucket is provided below the barrel The bottom cover plate for automatically discharging the slag, the slag is discharged into the slag collecting device when the bottom cover is opened, wherein the scum collecting device can adopt a smashing car or other collecting device.

A refrigerating apparatus for cooling an essential oil filtered by a semi-precision filter tank (the refrigerating apparatus adopts the refrigerating apparatus proposed in the invention patent application of the inventor of the present invention in the publication No. CN202020967U, of course, not limited thereto), and the refrigerating apparatus The oil inlet and the oil outlet respectively communicate with the semi-fine filter oil tank and the high-precision filter oil tank, wherein the high-precision filter oil tank is provided with a high-precision filter device; and, for purifying the oil mist generated during the processing of the machine tool. Oil mist purification device.

The technical solutions of the present invention are further described below in conjunction with the accompanying drawings and a preferred embodiment.

Referring to Figure 1-8, the structure and working process of the oil-cooled oil mist purification filter device of the CNC drilling and tapping center are: the dirty oil in the machine tool 1 directly enters the dirty oil tank 3 from the pipeline 121, and then the pump 41 The semi-fine filter barrel 2 is pumped through the pipe 122 for semi-fine filtration, and the semi-fine filtered oil is passed through the semi-fine The clean oil outlet of the filter tank 2 is sent to the semi-fine filter oil tank 5 through the pipeline 123. When the pressure in the semi-fine filter bucket 2 reaches a certain pressure setting value, the filter bucket will automatically backwash, and the filter residue is blown to the semi-fine filter bucket. At the bottom of 2, the bottom cover 25 is then opened, and the slag flows into the swarf car 6 through the pipe 124, and the slag is full and recovered.

The pump 42 drives the oil in the semi-fine filter oil tank 5 into the refrigeration device 7 via the pipe 125, and the cooled oil is sent to the high-precision filter oil tank 8 through the pipe 126, and a set of modularization is designed in the high-precision filter oil tank 8. a high-precision filter device 9, the high-precision filter device 9 includes a plurality of filter elements 91 connected to the flanges 92, and the flanges 92 and the oil pump 10 are connected through a pipe 127, and then pumped The oil filter pump 10 pumps the oil filtered by the high-precision filter device 9 in the high-precision filter oil tank 8 to the machine tool 1 via the pipe 128, and when the filter element 91 of the high-precision filter device 9 reaches a certain pressure set value, The filter element 91 performs high pressure backwashing to extend the life of the filter element 91.

The oil mist generated during the operation of the machine tool 1 will cause air pollution and affect the health of the operator. The oil mist purification device 11 can filter and purify the oil mist generated by the machine tool 1 through the pipe 129, and the purification ability thereof can be ≦0.3 μM impurity. Almost completely filtered out, the filtered exhaust gas can be directly discharged into the room without causing air pollution and affecting the health of the operator.

The invention adopts a secondary filtration mode, that is, semi-fine filtration and high-precision filtration, wherein the semi-fine filtration is performed by a semi-fine filtration barrel, and the high-precision filtration is performed by a high-precision filtration device, and the semi-fine filtration barrel is combined with the following FIG. 2-8. The structure and working process of the high-precision filtering device are described in more detail, and the structure and working principle of the oil-cooled oil mist purification filtering device of the numerical control drilling and tapping center provided by the invention are further supplemented.

As shown in FIG. 2-7, the modified semi-precision filter bucket 2 specifically includes a barrel body 21, an upper cover 22, a filter bag 23, and a plurality of filter rods 24 vertically disposed in the barrel body 21, on the barrel body 21. A dirty oil inlet 211 and a clean oil outlet 212 are disposed, and a filter bag 23 is disposed outside the filter rod 24. The filter bucket improved structure further includes a bottom cover 25 disposed at the bottom end of the barrel 21 and two The cylinder 26 is movably disposed on the barrel body 21. The bottom cover plate 25 includes a tapered filter screen 251 having a plurality of filter holes, and a clean oil outlet 252 and an intake port 253 disposed at the bottom end surface of the tapered filter screen 251. The tapered protrusion of the tapered screen 251 faces the barrel 21, and one side of the edge of the tapered screen 251 is movably coupled to the barrel 21, and the other side thereof is movably coupled to the telescopic rods of the two cylinders 26. In addition, a tapered filter bag matching the tapered filter 251 can be selectively disposed on the outside of the cone filter 251 to protect the cone filter 251 and facilitate replacement, and can be improved according to the filtering demand or Reduce the filtration accuracy.

The tapered filter screen 251 includes a tapered working portion 2511 having a plurality of filter holes and a connecting portion 2512 surrounding the working portion 2511. The tapered protrusion of the working portion 2511 faces the inside of the barrel 21, and the working portion 2511 The bottom end surface is a flat surface, and is provided with a clean oil outlet 252 and an air inlet 253. One side of the connecting portion 2512 is hinged with the barrel body 21 by a rotating shaft, so that the connecting portion 2512 can be rotated at a certain angle with respect to the barrel body 21, The other side of the connecting portion 2512 is hinged to the telescopic rod of the cylinder 26 by a rotating shaft. Therefore, the expansion and contraction of the cylinder 26 can drive the cone filter 251 up and down by a certain distance to realize automatic opening and closing of the cone filter 251.

A vent 213 is disposed on the barrel 21, and the vent 213 is connected to the high pressure gas source to input the high pressure gas into the semi-fine filter barrel to backwash the filter bag 23. A pressure gauge 27 is also mounted on the barrel body 21. When the filter bag 23 is blocked by the filter residue to reach the pressure value set by the pressure gauge 27, the filter bucket is automatically backwashed. Referring to Figures 6-7, a flange 28 is disposed in the barrel body 21, The stepping hole 281 is matched with the filter rod 24 for fixing the filter rod 24, and referring to FIG. 4, the filter bag 23 is sleeved on the filter rod 24 and is screwed together with the filter rod 24. On the flange 28.

When the upper cover 22 and the bottom cover 25 respectively located at the upper end and the bottom end of the barrel 21 are locked, the dirty oil pump inputs the wastewater containing the coarse waste and the waste oil into the filter barrel through the dirty oil inlet 211, and is filtered, and after filtering. The clean oil is respectively discharged from the clean oil outlet 212 and the clean oil outlet 2252; when the filter bag 23 is clogged with the slag and reaches the pressure value set by the pressure gauge 27, the filter bucket is automatically backflushed, specifically, by the vent A 213 is introduced into the high pressure gas through the filter rod 24, and the scrap on the filter bag 23 and the cutting oil in the barrel are back blown onto the cone filter 251 or the cone filter bag (the cone filter 251 is sleeved) In the case of a cone filter bag, the clean oil is discharged from the clean oil outlet 252, and the slag is dispersed as a dry matter and accumulated on the cone filter 251 or on the cone filter bag (the cone filter 251 is sleeved) In the case of a cone filter bag); after the backflush, the two cylinders 26 simultaneously drive the cone filter 251 to open automatically, and the air inlet 253 starts to blow the slag away from the cone filter 251 or the cone filter bag. (In the case where the cone filter 251 is sleeved with a cone filter bag), it is discharged into the chip collecting car 6, and the two cylinders are simultaneously operated. Enough to ensure the smooth conical screen 251 open.

Referring to FIG. 8, the high-precision filter device 9 specifically includes a flange 2 92 and a plurality of filter elements 91 connected to the lower portion of the flange 2 92 by a fixed filter connector 93. The flanges 92 are disposed on the flanges 92. The filter element 91 performs backwashing of the venting port 94, and the venting port 94 is connected to the high-pressure gas source for venting and back-blowing, and the slag on the filter element 91 is peeled off, and the flange 2 92 is connected to the pumping filter pump 10 through the pipe 127. The oil suction filter pump 10 is further connected to the machine tool 1 via the pipe 128. The oil in the high-precision filter oil tank 8 can be filtered by the high-precision filter device 9 for high-precision filtration by the pumping force of the oil suction filter pump 10, thereby effectively Micro-fine filter can not filter the micro The fine impurities are filtered out, thereby further improving the oil of the filtered oil.

The above specific embodiments are merely illustrative of the technical concept and structural features of the present invention, and are intended to enable those skilled in the art to implement the present invention, but the above description does not limit the scope of the present invention, and is in accordance with the present invention. Any equivalent changes or modifications made by the spirit of the invention are intended to fall within the scope of the invention.

1‧‧‧ machine tools

10‧‧‧Sump filter pump

11‧‧‧Oil mist purification device

121~129‧‧‧ Pipes

2‧‧‧Semi-fine filter bucket

3‧‧‧dirty oil tank

41, 42‧‧‧ pump

5‧‧‧ Semi-fine filter tank

6‧‧‧Patch truck

7‧‧‧Refrigeration unit

8‧‧‧High-precision filter tank

9‧‧‧High-precision filter

91‧‧‧ filter

92‧‧‧Flange

94‧‧‧ Ventilation 2

Claims (10)

A numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device comprises the following components: an dirty oil tank for accommodating dirty oil, the dirty oil tank is connected with a machine tool; and is used for half of the dirty oil a semi-fine filter bucket of fine filtration, the dirty oil inlet of the semi-fine filter bucket is connected with a dirty oil tank, and the clean oil outlet is connected with the semi-fine filter oil tank, and the semi-fine filter bucket is provided with an automatic opening under the barrel body a bottom cover for slag discharge, the slag is discharged into the slag collection device when the bottom cover is opened; and a refrigeration device for cooling the essential oil filtered by the semi-fine filter bucket, the refrigeration device The oil inlet port and the oil outlet port respectively connect the semi-fine filter oil tank and the high-precision filter oil tank, wherein the high-precision filter oil tank is provided with a high-precision filter device; and the oil generated during the processing of the machine tool An oil mist purification device for purifying mist. The numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device according to claim 1, wherein the semi-fine filter bucket comprises the barrel body, the bottom cover plate, the upper cover plate, and the filter a bag and a plurality of filter rods vertically disposed in the barrel body, the barrel body is provided with the dirty oil inlet and the clean oil outlet 1 , and the filter rod is externally sleeved with the filter bag, the bottom The cover plate includes a cone type filter screen having a plurality of filter holes, and a clean oil outlet 2 and an air inlet port disposed at a bottom end surface of the cone type filter screen, the tapered protrusion of the cone type filter meshing toward the barrel body And one side of the edge of the cone filter is movably connected to the barrel, and the other side is movably connected to a lifting mechanism. CNC drilling and tapping center machine tool oil cooling oil mist purification according to item 2 of the patent application scope The filtering device, wherein the lifting mechanism comprises at least one cylinder provided on the barrel, the telescopic rods of the cylinders being hinged to the other side of the edge of the cone filter by a rotating shaft. The numerically controlled drilling tapping center machine tool oil cooling oil mist purification filtering device according to claim 2, wherein one side of the edge of the cone filter meshes with the barrel body by a rotating shaft. The numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device according to claim 2, wherein the barrel body is provided with a venting port, and the venting port is connected to the high pressure gas source to the filter The bag is vented backwashed. The numerical control drilling tapping center machine tool oil cooling oil mist purification filtering device according to the second aspect of the invention, wherein the barrel body is further provided with a pressure gauge for detecting the pressure of the filter bag. The numerical control drilling tapping center machine tool oil cooling oil mist purification filtering device according to claim 2, wherein a flange 1 is disposed in the barrel body, and the flange plate is provided with a seat The filter rods are matched with stepped holes for fixing the filter rod. The numerical control drilling tapping center machine tool oil cooling oil mist purification filtering device according to claim 1, wherein the high precision filtering device comprises a flange 2 and a plurality of flanges connected to the lower side of the flange a filter cartridge, the flange 2 is provided with a venting port 2, the venting port 2 is connected with a high-pressure gas source to perform aeration backwashing of the filter element, and the flange plate 2 is pumped by a pump and a pipe The machine tool is connected. The numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device according to claim 8 , wherein the filter element and the flange 2 are connected by a fixed filter connector. The numerical control drilling and tapping center machine tool oil cooling oil mist purification filtering device according to claim 1, wherein the dirt collection device adopts a dust collecting vehicle.