CN209970260U - Filtering device for filtering cutting fluid - Google Patents
Filtering device for filtering cutting fluid Download PDFInfo
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- CN209970260U CN209970260U CN201822258449.4U CN201822258449U CN209970260U CN 209970260 U CN209970260 U CN 209970260U CN 201822258449 U CN201822258449 U CN 201822258449U CN 209970260 U CN209970260 U CN 209970260U
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Abstract
The utility model discloses a filtering device for filtering cutting fluid, which comprises a vertical circulating belt filter; the vertical circulating belt filter comprises a main shell, a water tank is arranged below the main shell, and the bottom wall of the water tank is externally connected with a liquid supply pipe; the water tank is also provided with a floating oil collecting device; the top end of the main shell is also provided with a liquid return inlet; the floating oil collecting device is communicated with the liquid return input port through a liquid return pipe, and a liquid return pump is arranged on the liquid return pipe. The utility model is used for filter equipment of cutting fluid, it can filter the metal debris that contains in the bits cutting fluid, can also clear away the floating oil in the water tank.
Description
Technical Field
The utility model relates to a filter equipment for filtering cutting fluid.
Background
The lathe can produce metal chipping in the course of the work, and metal chipping and cutting fluid can be exported by the lathe liquid outlet, and the bits cutting fluid that contains of output needs to be retrieved to the retrieval and utilization. Before the metal chips in the chip-containing cutting fluid are recycled, the metal chips need to be filtered. In addition, the cutting fluid also contains waste oil such as machine tool guide lubricating oil, and the waste oil needs to be removed as much as possible.
Chinese patent application No. 201510613378.3 discloses a vertical circulating belt filter, which includes a main casing; the main casing body is internally provided with: the paper pressing device comprises a net chain, a circulating filter belt, filter paper and a paper pressing disc, wherein the circulating filter belt surrounds the periphery of the net chain, the filter paper is laid above the circulating filter belt, and the paper pressing disc presses the filter paper, the circulating filter belt and the net chain together; the net chain is provided with a driving mechanism for driving the net chain to circularly operate; the filter paper is fed by a filter paper roll; the main shell is also provided with a liquid inlet channel for conveying liquid to be filtered; the main casing body bottom is equipped with: a purified liquid channel for outputting the filtered purified liquid; a water tank is arranged below the main shell, the water tank is communicated with the liquid purifying channel, and the water tank is used for storing purified liquid output by the liquid purifying channel.
The vertical circulating belt filter disclosed in the patent can be used for filtering the chip-containing cutting fluid, metal chips in the chip-containing cutting fluid can be filtered out, and the filtered cutting fluid is stored in the water tank. Although the vertical circulating belt filter can also filter part of waste oil in the cutting fluid containing chips, the water tank still has floating oil, if the liquid level in the water tank is covered by the floating oil for a long time, the performance of the cutting fluid is affected, and therefore the floating oil on the liquid level in the water tank needs to be recovered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a filter equipment for filtering cutting fluid, it can filter the metal debris that contains in the bits cutting fluid, can also clear away the floating oil in the water tank.
In order to achieve the purpose, the technical scheme of the utility model is to design a filtering device for filtering cutting fluid, which comprises a vertical circulating belt filter; the vertical circulating belt filter comprises a main shell; the main casing body is internally provided with: the paper pressing device comprises a net chain, a circulating filter belt, filter paper and a paper pressing disc, wherein the circulating filter belt surrounds the periphery of the net chain, the filter paper is laid above the circulating filter belt, and the paper pressing disc presses the filter paper, the circulating filter belt and the net chain together; the net chain is provided with a driving mechanism for driving the net chain to circularly operate; the filter paper is fed by a filter paper roll; the main shell is also provided with a liquid inlet channel for conveying cutting fluid containing chips to the main shell; the main casing body bottom is equipped with: a purified liquid channel for outputting the filtered purified liquid; a water tank is arranged below the main shell, the water tank is communicated with the liquid purifying channel, and the water tank is used for storing purified liquid output by the liquid purifying channel;
the bottom wall of the water tank is externally connected with a liquid supply pipe, and the liquid supply pipe is used for conveying the clean liquid in the water tank to the outside;
the water tank is also provided with a floating oil collecting device; the floating oil collecting device comprises a water tank arranged in the water tank: the vertical inner barrel with the upward barrel opening and the vertical outer barrel which is sleeved on the barrel wall of the inner barrel and has the downward barrel opening are arranged on the inner barrel; the outer barrel and the inner barrel share the axis, and the barrel wall of the outer barrel is in sliding fit with the barrel wall of the inner barrel; the axial length of the inner barrel wall is smaller than that of the outer barrel wall; the axial length of the wall of the outer barrel is smaller than the vertical distance between the bottom of the inner barrel and the bottom wall of the water tank;
the bottom of the outer barrel is provided with a floating plate, and the floating plate is provided with a vertical through hole; the bottom of the inner barrel is provided with a liquid outlet, the liquid outlet is externally connected with a vertically arranged liquid outlet pipe, and the inner barrel is supported by the liquid outlet pipe; the liquid outlet pipe penetrates through the bottom wall of the water tank and is supported by the bottom wall of the water tank;
the top end of the main shell is also provided with a liquid return inlet which is positioned right above the paper pressing disc; the bottom end of the liquid outlet pipe is communicated with a liquid return input port through a liquid return pipe; a liquid return pump is arranged on the liquid return pipe.
Preferably, a sealing ring is further arranged between the wall of the outer barrel and the wall of the inner barrel, an annular mounting groove for mounting the sealing ring is formed in the peripheral surface of the wall of the inner barrel, the annular mounting groove and the inner barrel share the same axis, and the sealing ring is fixed in the annular mounting groove.
Preferably, the annular mounting groove is positioned at the top end of the inner barrel.
Preferably, the outer barrel and the liquid purifying channel are arranged in a staggered mode.
The utility model has the advantages and the beneficial effects that: provided is a filtering device for filtering cutting fluid, which can filter metal debris in the cutting fluid containing chips and can also remove floating oil in a water tank.
The chip-containing cutting fluid is input into the main shell through the liquid inlet channel, metal chips in the chip-containing cutting fluid can be filtered through the filter paper and the circulating filter belt, and the filtered cutting fluid is input into the water tank through the fluid purifying channel. The specific working process/using method of the vertical type circulating belt filter can be referred to the specification of patent 201510613378.3, and is not described in detail herein.
As described in the background art, the cutting fluid in the water tank still contains some waste oil, the waste oil forms floating oil in the water tank, and the floating oil collecting device can further remove the floating oil in the water tank.
When the liquid level in the water tank reaches the following height, the liquid return pump is started: the liquid level of the water tank is higher than the opening of the inner barrel; the vertical distance between the liquid level of the water tank and the opening of the inner barrel is larger than the thickness of the bottom of the outer barrel; the vertical distance between the liquid level of the water tank and the bottom of the inner barrel is smaller than the axial length of the barrel wall of the outer barrel;
when the liquid return pump is started, the space surrounded by the outer barrel and the inner barrel is filled with liquid, and the floating plate (namely the barrel bottom of the outer barrel) is in a state of being lifted by the liquid;
after the liquid return pump is started, the liquid return pump continuously pumps liquid from the inner barrel through the liquid outlet pipe, the floating plate moves downwards, and floating oil on the liquid level of the water tank continuously flows into the outer barrel through the through hole on the top surface of the floating plate, so that the recovery of the floating oil on the liquid level of the water tank is realized; the recovered floating oil is sent into the main shell of the vertical circulating belt filter through the liquid return pipe and can be filtered again by the filter paper and the circulating filter belt.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in FIG. 1, a filtering apparatus for filtering cutting fluid includes a vertical type circulating belt filter; the vertical circulating belt filter comprises a main shell 1; the main casing 1 is internally provided with: a net chain 11, a circulating filter belt 12 surrounding the outer periphery of the net chain 11, a filter paper 13 laid over the circulating filter belt 12, and a paper pressing plate 14 pressing down the filter paper 13, the circulating filter belt 12, and the net chain 11 together; the net chain 11 is provided with a driving mechanism (not shown in the figure) for driving the circular operation of the net chain; the filter paper 13 is fed by a filter paper roll 15; the main housing 1 is also provided with a feed channel (not shown) for feeding the chip-containing cutting fluid thereto; the main casing 1 bottom is equipped with: a clean liquid channel 16 for outputting filtered clean liquid; a water tank 2 is arranged below the main shell 1, the water tank 2 is communicated with a purified liquid channel 16, and the water tank 2 is used for storing purified liquid output by the purified liquid channel 16;
the bottom wall of the water tank 2 is externally connected with a liquid supply pipe 3, and the liquid supply pipe 3 is used for conveying the clean liquid in the water tank 2 to the outside;
the water tank 2 is also provided with a floating oil collecting device 4; the floating oil collecting device 4 comprises a water tank 2: a vertically arranged inner barrel 41 with an upward barrel opening, and a vertically arranged outer barrel 42 which is sleeved on the barrel wall of the inner barrel 41 and has a downward barrel opening; the outer barrel 42 and the inner barrel 41 are coaxial, and the barrel wall of the outer barrel 42 is in sliding fit with the barrel wall of the inner barrel 41; the axial length of the barrel wall of the inner barrel 41 is less than that of the outer barrel 42; the axial length of the barrel wall of the outer barrel 42 is smaller than the vertical distance between the barrel bottom of the inner barrel 41 and the bottom wall of the water tank 2;
the bottom of the outer barrel 42 is a floating plate 43, and the floating plate 43 is provided with a vertical through hole 44; the bottom of the inner barrel 41 is provided with a liquid outlet, the liquid outlet is externally connected with a vertically arranged liquid outlet pipe 45, and the inner barrel 41 is supported by the liquid outlet pipe 45; the liquid outlet pipe 45 penetrates through the bottom wall of the water tank 2, and the liquid outlet pipe 45 is supported by the bottom wall of the water tank 2;
the top end of the main shell 1 is also provided with a liquid return inlet 17, and the liquid return inlet 17 is positioned right above the paper pressing disc 14; the bottom end of the liquid outlet pipe 45 is communicated with a liquid return input port 17 through a liquid return pipe 5; a liquid return pump 51 is arranged on the liquid return pipe 5.
Preferably, a sealing ring (not shown in the figure) is further disposed between the wall of the outer barrel 42 and the wall of the inner barrel 41, an annular mounting groove (not shown in the figure) for mounting the sealing ring is disposed on the outer peripheral surface of the wall of the inner barrel 41, the annular mounting groove and the inner barrel 41 are coaxial, and the sealing ring is fixed in the annular mounting groove.
Preferably, the annular installation groove is located at the top end of the inner barrel 41.
Preferably, the outer barrel 42 and the clean liquid channel 16 are arranged in a staggered manner.
The utility model is used for filter equipment of cutting fluid, it can filter the metal debris that contains in the bits cutting fluid, can also clear away the floating oil in the water tank 2.
The cutting fluid containing the scraps is input into the main shell 1 through the liquid inlet channel, metal scraps in the cutting fluid containing the scraps can be filtered through the filter paper 13 and the circulating filter belt 12, and the filtered cutting fluid is input into the water tank 2 through the fluid purifying channel 16. The specific working process/using method of the vertical type circulating belt filter can be referred to the specification of patent 201510613378.3, and is not described in detail herein.
As described in the background art, the cutting fluid in the water tank 2 still contains some waste oil, the waste oil forms floating oil in the water tank 2, and the floating oil collecting device 4 can further remove the floating oil in the water tank 2.
The return pump 51 is turned on when the liquid level (not shown) in the tank 2 reaches the following level: the liquid level of the water tank 2 is higher than the opening of the inner barrel 41; the vertical distance between the liquid level of the water tank 2 and the opening of the inner barrel 41 is larger than the thickness of the bottom of the outer barrel 42; the vertical distance between the liquid level of the water tank 2 and the bottom of the inner barrel 41 is smaller than the axial length of the barrel wall of the outer barrel 42;
when the liquid return pump 51 is turned on, the space surrounded by the outer barrel 42 and the inner barrel 41 is filled with liquid, and the floating plate 43 (i.e., the bottom of the outer barrel 42) is in a state of being lifted by the liquid;
after the liquid return pump 51 is started, the liquid return pump 51 continuously pumps liquid from the inner barrel 41 through the liquid outlet pipe 45, the floating plate 43 moves downwards, and floating oil on the liquid surface of the water tank 2 continuously flows into the outer barrel 42 through the through hole 44 on the top surface of the floating plate 43, so that the recovery of the floating oil on the liquid surface of the water tank 2 is realized; the recovered floating oil is sent into the main shell 1 of the vertical circulating belt filter through the liquid return pipe 5 and can be filtered again by the filter paper 13 and the circulating filter belt 12.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The filtering device for filtering the cutting fluid comprises a vertical circulating belt filter; the vertical circulating belt filter comprises a main shell; the main casing body is internally provided with: the paper pressing device comprises a net chain, a circulating filter belt, filter paper and a paper pressing disc, wherein the circulating filter belt surrounds the periphery of the net chain, the filter paper is laid above the circulating filter belt, and the paper pressing disc presses the filter paper, the circulating filter belt and the net chain together; the net chain is provided with a driving mechanism for driving the net chain to circularly operate; the filter paper is fed by a filter paper roll; the main shell is also provided with a liquid inlet channel for conveying cutting fluid containing chips to the main shell; the main casing body bottom is equipped with: a purified liquid channel for outputting the filtered purified liquid; a water tank is arranged below the main shell, the water tank is communicated with the liquid purifying channel, and the water tank is used for storing purified liquid output by the liquid purifying channel; the method is characterized in that:
the bottom wall of the water tank is externally connected with a liquid supply pipe, and the liquid supply pipe is used for conveying the clean liquid in the water tank to the outside;
the water tank is also provided with a floating oil collecting device; the floating oil collecting device comprises a water tank arranged in the water tank: the vertical inner barrel with the upward barrel opening and the vertical outer barrel which is sleeved on the barrel wall of the inner barrel and has the downward barrel opening are arranged on the inner barrel; the outer barrel and the inner barrel share the axis, and the barrel wall of the outer barrel is in sliding fit with the barrel wall of the inner barrel; the axial length of the inner barrel wall is smaller than that of the outer barrel wall; the axial length of the wall of the outer barrel is smaller than the vertical distance between the bottom of the inner barrel and the bottom wall of the water tank;
the bottom of the outer barrel is provided with a floating plate, and the floating plate is provided with a vertical through hole; the bottom of the inner barrel is provided with a liquid outlet, the liquid outlet is externally connected with a vertically arranged liquid outlet pipe, and the inner barrel is supported by the liquid outlet pipe; the liquid outlet pipe penetrates through the bottom wall of the water tank and is supported by the bottom wall of the water tank;
the top end of the main shell is also provided with a liquid return inlet which is positioned right above the paper pressing disc; the bottom end of the liquid outlet pipe is communicated with a liquid return input port through a liquid return pipe; a liquid return pump is arranged on the liquid return pipe.
2. The filtering device for filtering cutting fluid as claimed in claim 1, wherein a sealing ring is further disposed between the outer barrel wall and the inner barrel wall, an annular mounting groove for mounting the sealing ring is disposed on the outer circumferential surface of the inner barrel wall, the annular mounting groove and the inner barrel are coaxial, and the sealing ring is fixed in the annular mounting groove.
3. The filtering device for filtering cutting fluid as set forth in claim 2, wherein said annular mounting groove is located at the top end of the inner barrel.
4. The filtering device for filtering cutting fluid according to claim 3, wherein the outer barrel is disposed to be offset from the clean fluid passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822258449.4U CN209970260U (en) | 2018-12-30 | 2018-12-30 | Filtering device for filtering cutting fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822258449.4U CN209970260U (en) | 2018-12-30 | 2018-12-30 | Filtering device for filtering cutting fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209970260U true CN209970260U (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822258449.4U Active CN209970260U (en) | 2018-12-30 | 2018-12-30 | Filtering device for filtering cutting fluid |
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| Country | Link |
|---|---|
| CN (1) | CN209970260U (en) |
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2018
- 2018-12-30 CN CN201822258449.4U patent/CN209970260U/en active Active
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