CN111204889A - Clean liquid circulation system for centralized recovery of cutting liquid - Google Patents
Clean liquid circulation system for centralized recovery of cutting liquid Download PDFInfo
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- CN111204889A CN111204889A CN202010031600.XA CN202010031600A CN111204889A CN 111204889 A CN111204889 A CN 111204889A CN 202010031600 A CN202010031600 A CN 202010031600A CN 111204889 A CN111204889 A CN 111204889A
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- 239000007788 liquid Substances 0.000 title claims abstract description 155
- 238000004140 cleaning Methods 0.000 title claims abstract description 14
- 238000011084 recovery Methods 0.000 title claims description 11
- 238000005520 cutting process Methods 0.000 title description 8
- 239000002994 raw material Substances 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 22
- 239000002173 cutting fluid Substances 0.000 claims abstract description 19
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 17
- 239000002893 slag Substances 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 15
- 230000002572 peristaltic Effects 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 230000000875 corresponding Effects 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 239000010802 sludge Substances 0.000 description 7
- 238000005296 abrasive Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000001050 lubricating Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
Abstract
The invention relates to the technical field of cutting fluid treatment, in particular to a clean fluid circulating system for intensively recovering cutting fluid, which comprises a raw material tank, a PLC (programmable logic controller) control system and a centrifugal unit; the output ends of the main pump of the raw material tank and the spare pump of the raw material tank are respectively connected to the oil separation tank through connecting pipelines; the output end of the oil separation tank is connected to a centrifugal unit through a centrifugal liquid inlet pump, and the centrifugal liquid inlet pump is connected to a PLC control system; the centrifugal unit comprises a horizontal spiral centrifugal pump, a butterfly centrifugal pump and a tubular centrifugal pump, the output end of the oil separation tank is connected to the liquid outlet tank through a bypass pump, the liquid outlet tank is respectively connected with a liquid outlet main pump and a liquid outlet standby pump, and the liquid outlet main pump and the liquid outlet standby pump are respectively provided with a flow switch; the invention has reasonable design, high automation degree, high efficiency and reasonable energy utilization, and can automatically control the equipment to run through remote operation.
Description
Technical Field
The invention relates to the technical field of cutting fluid treatment, in particular to a clean fluid circulating system for intensively recovering cutting fluid.
Background
The cutting fluid is an industrial fluid used for cooling and lubricating a cutter and a workpiece in the metal cutting and grinding process, and the lubrication effect of the cutting fluid in the cutting process can reduce the friction between a front cutter face and chips and between a rear cutter face and a processed surface to form a partial lubricating film, thereby reducing the cutting force, friction and power consumption, reducing the surface temperature of the friction part between the cutter and a workpiece blank and the cutter abrasion, and improving the cutting processing performance of a workpiece material. In the grinding process, after the grinding fluid is added, the grinding fluid permeates into the abrasive particles of the grinding wheel, the workpiece and the abrasive particles and abrasive dust to form a lubricating film, so that the friction between interfaces is reduced, the abrasion of the cutting edges of the abrasive particles and the adhesion of the abrasive dust to the cutting dust are prevented, the grinding force and the frictional heat are reduced, and the durability of the grinding wheel and the surface quality of the workpiece are improved.
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. The existing method is generally to directly discharge the chip-containing cutting fluid into a liquid collecting tank and then collect the metal chips in the liquid collecting tank into a chip box through a scraper chip removal machine, and the method has low efficiency, needs manual operation and has low automation degree.
Disclosure of Invention
The invention aims to provide a cutting fluid centralized recovery and clean fluid circulating system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a cutting fluid centralized recovery clean fluid circulating system comprises a raw material tank, a PLC control system and a centrifugal unit;
a pneumatic stirring assembly is arranged in the raw material tank, a control electromagnetic valve is arranged on the pneumatic stirring assembly, and the control electromagnetic valve is connected to a PLC control system; the output ends of the main pump of the raw material tank and the spare pump of the raw material tank are respectively connected to the oil separation tank through connecting pipelines;
the oil separation tank is connected to a filter press through a circulating pipeline, and a waste residue box is arranged at the output end of the filter press; the output end of the oil separation tank is connected to a centrifugal unit through a centrifugal liquid inlet pump, and the centrifugal liquid inlet pump is connected to a PLC control system;
the centrifugal unit comprises a horizontal spiral centrifugal pump, a butterfly centrifugal pump and a tubular centrifugal pump, the output end of a centrifugal liquid inlet pump is connected to a peristaltic liquid pump and is connected to the horizontal spiral centrifugal pump through the peristaltic liquid pump, and the horizontal spiral centrifugal pump is connected with a slag and mud collecting box; the output end of the horizontal spiral centrifugal pump is connected to a butterfly centrifugal pump through a conveying liquid pump, and the butterfly centrifugal pump is connected to a peristaltic liquid pump through a diaphragm pump; the output end of the butterfly centrifugal pump is connected to a first oil storage tank through a conveying liquid pump, the first oil storage tank is connected to a tubular centrifugal pump through the conveying liquid pump, and an oil powder collecting tank is connected to the tubular centrifugal pump; the output end of the pipe type centrifugal pump is connected to a second oil storage tank, the second oil storage tank is connected to an oil filter, and the oil filter is connected to a recycling oil storage tank;
the output end of the oil separation tank is connected to the liquid outlet tank through a bypass pump, the liquid outlet tank is respectively connected with a liquid outlet main pump and a liquid outlet standby pump, and the liquid outlet main pump and the liquid outlet standby pump are respectively provided with a flow switch; and a water inlet pipeline is connected to the liquid outlet pool, the water inlet pipeline is connected to the sealed water tank, a mixed water inlet valve is arranged on the water inlet pipeline, and the mixed water inlet valve is connected to the PLC control system.
Preferably, a plurality of head tank sets up side by side, and the head tank below is provided with the installing support, and the installing support is fixed subaerial.
Preferably, three groups of slag discharging pumps are arranged in the oil separation tank, the slag discharging pumps are correspondingly connected with control ball valves, and the output end of each slag discharging pump is correspondingly connected with a diaphragm pump.
Preferably, the peristaltic pump and the delivery pump are both provided with a sealing water valve, the sealing water valve is provided with a flow switch, the flow switch is connected to a PLC control system, and the PLC control system is connected to the counting display module.
Preferably, the output end of the centrifugal group is connected with a waste oil tank and a sludge collecting box of the centrifugal machine, a liquid outlet groove of the filter press is connected to the filter press, corresponding high liquid level detection electrodes are arranged in the waste oil tank of the centrifugal machine, the sludge collecting box and the liquid outlet groove of the filter press, and the high liquid level detection electrodes are connected to the PLC control system.
Preferably, be provided with first liquid level detection electrode in the head tank, be provided with second liquid level detection electrode in the oil interceptor, be provided with third liquid level detection electrode in going out the liquid pond, first liquid level detection electrode, second liquid level detection electrode and third liquid level detection electrode all are connected to PLC control system, and PLC control system is connected to and shows the interface.
Preferably, a steel platform is arranged between the oil separation tank and the liquid outlet tank, the plurality of diaphragm pumps are fixed on the steel platform, and an inclined ladder is arranged on the side edge of the steel platform.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable design, high automation degree, high efficiency and reasonable energy utilization, and can automatically control the equipment to run through remote operation.
Drawings
FIG. 1 is a schematic view of the overall connection structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the centrifuge assembly of the present invention;
FIG. 3 is a control flow diagram of the present invention.
In the figure: 1. a raw material tank; 2. a pneumatic stirring assembly; 3. controlling the electromagnetic valve; 4. a PLC control system; 5. a head tank main pump; 6. a raw material tank is provided with a pump; 7. an oil separation tank; 8. a filter press; 9. a waste residue tank; 10. a centrifugal liquid inlet pump; 11. a centrifuge unit; 111. a peristaltic liquid pump; 112. a horizontal screw centrifugal pump; 113. a slag and mud collecting box; 114. a liquid pump is conveyed; 115. a butterfly centrifugal pump; 116. a diaphragm pump; 117. a first oil storage tank; 118. a tube-type centrifugal pump; 119. an oil powder collecting tank; 1110. a second oil storage tank; 1111. an oil filter; 1112. recycling the oil storage tank; 12. a bypass pump; 13. a liquid outlet pool; 14. liquid outlet main pump; 15. a liquid outlet standby pump; 16. a flow switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like 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.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-3, the present invention provides a technical solution: a cutting fluid centralized recovery clean fluid circulating system comprises a raw material tank 1, a PLC control system 4 and a centrifugal unit 11;
a pneumatic stirring assembly 2 is arranged in the raw material tank 1, a control electromagnetic valve 3 is arranged on the pneumatic stirring assembly 2, and the control electromagnetic valve 3 is connected to a PLC control system 4; the output end of the raw material tank 1 is connected with a raw material tank main pump 5 and a raw material tank standby pump 6 respectively, and the output ends of the raw material tank main pump 5 and the raw material tank standby pump 6 are connected to an oil separation tank 7 through connecting pipelines respectively;
the oil separation tank 7 is connected to a filter press 8 through a circulating pipeline, and the output end of the filter press 8 is provided with a waste residue box 9; the output end of the oil separation tank 7 is connected to a centrifugal unit 11 through a centrifugal liquid inlet pump 10, and the centrifugal liquid inlet pump 10 is connected to the PLC control system 4;
the centrifugal unit 11 comprises a horizontal type spiral centrifugal pump 112, a butterfly centrifugal pump 115 and a pipe type centrifugal pump 118, the output end of the centrifugal liquid inlet pump 10 is connected to a peristaltic liquid pump 111, the output end of the centrifugal liquid inlet pump is connected to the horizontal type spiral centrifugal pump 112 through the peristaltic liquid pump 111, and the horizontal type spiral centrifugal pump 112 is connected with a slag and mud collecting box 113; the output end of the horizontal type spiral centrifugal pump 112 is connected to a butterfly centrifugal pump 115 through a delivery liquid pump 114, and the butterfly centrifugal pump 115 is connected to a peristaltic liquid pump 111 through a diaphragm pump 116; the output end of the butterfly centrifugal pump 115 is connected to a first oil storage tank 117 through a conveying liquid pump 114, the first oil storage tank 117 is connected to a tube centrifugal pump 118 through the conveying liquid pump 114, and the tube centrifugal pump 118 is connected with an oil and powder collecting tank 119; the output of the tube centrifugal pump 118 is connected to a second reservoir 1110, the second reservoir 1110 is connected to an oil filter 1111, and the oil filter 1111 is connected to a reuse reservoir 1112;
the output end of the oil separation tank 7 is connected to a liquid outlet tank 13 through a bypass pump 12, the liquid outlet tank 13 is respectively connected with a liquid outlet main pump 14 and a liquid outlet standby pump 15, and the liquid outlet main pump 14 and the liquid outlet standby pump 15 are respectively provided with a flow switch 16; and a water inlet pipeline is connected to the liquid outlet pool 13 and is connected to the sealed water tank, a mixed water inlet valve is arranged on the water inlet pipeline, and the mixed water inlet valve is connected to the PLC control system 4.
Furthermore, a plurality of head tank 1 sets up side by side, and 1 below of head tank is provided with the installing support, and the installing support is fixed subaerial.
Furthermore, three groups of slag discharging pumps are arranged in the oil separating tank 7, the slag discharging pumps are correspondingly connected with control ball valves, and the output end of each slag discharging pump is correspondingly connected with a diaphragm pump 116.
Furthermore, sealing water valves are arranged on the peristaltic liquid pump 111 and the conveying liquid pump 114, a flow switch 16 is arranged on each sealing water valve, the flow switch 16 is connected to the PLC control system 4, and the PLC control system 4 is connected to the counting display module.
Further, the 11 output ends of the centrifuge unit are connected with a centrifuge waste oil tank and a sludge collecting box 113, a filter press liquid outlet tank is connected to the filter press 8, corresponding high liquid level detection electrodes are arranged in the centrifuge waste oil tank, the sludge collecting box 113 and the filter press liquid outlet tank, and the high liquid level detection electrodes are connected to the PLC control system 4.
Further, be provided with first liquid level detection electrode in the head tank 1, be provided with second liquid level detection electrode in the oil interceptor 7, be provided with third liquid level detection electrode in going out the liquid pond 13, first liquid level detection electrode, second liquid level detection electrode and third liquid level detection electrode all are connected to PLC control system 4, and PLC control system 4 is connected to and shows the interface.
Further, be provided with the steel platform between oil interceptor 7 and the play liquid pond 13, a plurality of diaphragm pump 116 is fixed on the steel platform, and the inclined ladder is installed to the steel platform side.
The working principle is as follows: s1: the power supply is empty, the brake is opened and closed, the system is powered on, the PLC control system 4 performs self-checking, no abnormal display green indicator light exists, all equipment is in an automatic mode, a cabinet door starting button is clicked, and the PLC control system 4 enters an automatic running mode;
s2: the PLC control system 4 starts, namely the centrifugal unit 11 starts, after the set starting time is up (the starting time can be set, unit s), the centrifugal unit 11 performs sealing action (a sealing motor and a sealing water valve are opened), the centrifugal liquid inlet pump 10 is started after sealing, whether a liquid outlet flow switch of the centrifugal unit 11 has a signal or not is detected at the moment, if no signal exists, the centrifugal unit 11 performs sealing action again, the current sealing failure times (zero clearing failure times after the single flow is finished) are recorded in the interface until the sealing is successful within the set failure times, if the sealing is failed, the centrifugal unit 11 is stopped to operate, and the interface has 'sealing failure': the reset button is clicked to reset the current sealing failure state so as to start the centrifugal unit 11 again next time; when the centrifugal unit 11 has three conditions of sealing failure, centrifugal machine failure, centrifugal liquid inlet pump failure and the like, the system automatically starts the bypass pump 12 and gives an alarm at the same time, and the centrifugal unit 11 can be independently stopped when the system automatically runs;
s3: the raw material tank 1 is provided with a first liquid level detection electrode for detecting the current high and low liquid levels, and the liquid level interlocks the action of the raw material pump; when the low liquid level of the raw material tank 1 floats for a delay time (the delay time can be set in a unit of s), starting a main pump of the raw material tank; starting a stock tank standby pump 6 when the liquid level of the stock tank 1 is high until the delay time (the delay time can be set and is in a unit of s) is up after the high liquid level is reduced; when the head tank main pump 5 runs, a flow detection non-signal (the flow detection time can be set, unit s) system sends an alarm and automatically starts the head tank standby pump 6, at the moment, a reset button appearing on an interface is clicked, the head tank standby pump 6 stops, and the head tank main pump 5 continuously detects a flow signal and restarts the head tank standby pump 6 if the system does not have a signal when the detection time is up; when the two conditions of no flow signal and motor failure occur in the raw material tank main pump 5, the system automatically starts the raw material tank standby pump 6, and if the flow of the raw material tank standby pump 6 is not the signal, the system gives an alarm; the raw material tank 1 is provided with a pneumatic stirring assembly 2, the control electromagnetic valve 3 is automatically opened after the delay time is set, and the raw material tank stops entering a delay state after the working time is up, so that the raw material tank works circularly;
s4: the oil separation tank 7 is provided with a second liquid level detection electrode for detecting the current high and low liquid levels; when the liquid level is high, the system automatically starts the bypass pump 12 until the time delay is up to stop after the high liquid level is reduced (the time delay can be set and is in unit of s); when the liquid level is low, the centrifugal liquid inlet pump 10 is stopped in an interlocking manner, and the centrifugal liquid inlet pump 10 is automatically started 15s after the low liquid level floats; the oil separation tank 7 activates an automatic program according to the delay time by three groups of slag discharge pumps and control ball valves, the automatic program is provided with the working time and the interval time of the slag discharge pumps and the control ball valves, and the oil separation tank automatically enters the delay time after the single flow is finished so as to circularly work;
s5: the liquid outlet tank 13 is provided with a third liquid level detection electrode for detecting the high and low liquid levels; when the liquid level is low, the system automatically opens a mixed water inlet valve to replenish water; when the liquid level is high, the liquid outlet standby pump 15 is automatically started until the delay time (the delay time can be set and is in a unit of s) is reached after the high liquid level is reduced; the operation of the main liquid outlet pump 14 is not controlled by high-low liquid level interlocking, the system starts to operate, and the liquid outlet standby pump 15 is automatically started when the main liquid outlet pump 14 detects three conditions of no signal, failure, high liquid level of a liquid outlet pool and the like; when the liquid outlet main pump 14 runs, the flow is not signaled, the interface is provided with a reset button, and the main pump 14 clicks the reset button to detect the flow signal again;
s6: the sealed water tank is provided with a corresponding high liquid level detection electrode for detecting a high liquid level, and when the sealed water tank is not at the high liquid level, the water replenishing valve is automatically opened until the high liquid level is reached;
s7: the output end of the centrifugal unit 11 is connected with a waste oil tank and a sludge collection box 113 of the centrifugal machine, the filter press 8 is connected with a liquid outlet tank of the filter press, and the waste oil tank of the centrifugal machine, the sludge collection box 113 and the liquid outlet tank of the filter press are all provided with corresponding high liquid level detection electrodes which are all connected to the PLC control system 4; when the high liquid level occurs, the system automatically opens the diaphragm pump 116, and the high liquid level is reduced and then is stopped after the delay time (the delay time can be set and is in a unit of s); the waste oil tank and the sludge collection tank 113 of the centrifuge continuously have a high liquid level for 20s, the centrifugal liquid inlet pump 10 is stopped in an interlocking mode at the moment, and an interlocking signal is removed after the liquid level drops.
It is worth noting that: the PLC control system adopts Siemens Simatic S7-1200PN V4.3 series.
The whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a clean liquid circulation system is retrieved in cutting fluid is concentrated which characterized in that: comprises a raw material tank (1), a PLC control system (4) and a centrifugal unit (11);
a pneumatic stirring assembly (2) is arranged in the raw material tank (1), a control electromagnetic valve (3) is arranged on the pneumatic stirring assembly (2), and the control electromagnetic valve (3) is connected to a PLC control system (4); the output end of the raw material tank (1) is respectively connected with a main raw material tank pump (5) and a standby raw material tank pump (6), and the output ends of the main raw material tank pump (5) and the standby raw material tank pump (6) are respectively connected to an oil separation tank (7) through connecting pipelines;
the oil separation tank (7) is connected to a filter press (8) through a circulating pipeline, and a waste residue box (9) is arranged at the output end of the filter press (8); the output end of the oil separation tank (7) is connected to a centrifugal unit (11) through a centrifugal liquid inlet pump (10), and the centrifugal liquid inlet pump (10) is connected to the PLC control system (4);
the centrifugal unit (11) comprises a horizontal type spiral centrifugal pump (112), a butterfly type centrifugal pump (115) and a pipe type centrifugal pump (118), the output end of the centrifugal liquid inlet pump (10) is connected to a peristaltic liquid pump (111), the centrifugal liquid inlet pump is connected to the horizontal type spiral centrifugal pump (112) through the peristaltic liquid pump (111), and the horizontal type spiral centrifugal pump (112) is connected with a slag and mud collecting box (113); the output end of the horizontal type spiral centrifugal pump (112) is connected to a butterfly centrifugal pump (115) through a conveying liquid pump (114), and the butterfly centrifugal pump (115) is connected to a peristaltic liquid pump (111) through a diaphragm pump (116); the output end of the butterfly centrifugal pump (115) is connected to a first oil storage tank (117) through a conveying liquid pump (114), the first oil storage tank (117) is connected to a tube centrifugal pump (118) through the conveying liquid pump (114), and the tube centrifugal pump (118) is connected with an oil and powder collecting tank (119); the output end of the pipe centrifugal pump (118) is connected to a second oil storage tank (1110), the second oil storage tank (1110) is connected to an oil filter (1111), and the oil filter (1111) is connected to a reuse oil storage tank (1112);
the output end of the oil separation tank (7) is connected to a liquid outlet tank (13) through a bypass pump (12), the liquid outlet tank (13) is respectively connected with a liquid outlet main pump (14) and a liquid outlet standby pump (15), and the liquid outlet main pump (14) and the liquid outlet standby pump (15) are respectively provided with a flow switch (16); and a water inlet pipeline is connected to the liquid outlet pool (13), the water inlet pipeline is connected to the sealed water tank, a mixed water inlet valve is arranged on the water inlet pipeline, and the mixed water inlet valve is connected to the PLC control system (4).
2. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: a plurality of head tank (1) sets up side by side, and head tank (1) below is provided with the installing support, and the installing support is fixed subaerial.
3. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: three groups of slag discharging pumps are arranged in the oil separating tank (7), the slag discharging pumps are correspondingly connected with control ball valves, and the output end of each slag discharging pump is correspondingly connected with a diaphragm pump (116).
4. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: the peristaltic liquid pump (111) and the conveying liquid pump (114) are respectively provided with a sealing water valve, a flow switch (16) is arranged on each sealing water valve, the flow switches (16) are connected to the PLC control system (4), and the PLC control system (4) is connected to the counting display module.
5. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: the output end of the centrifugal unit (11) is connected with a waste oil tank of the centrifugal machine and a residue mud collecting box (113), a liquid outlet groove of the filter press is connected to the filter press (8), corresponding high liquid level detection electrodes are arranged in the waste oil tank of the centrifugal machine, the residue mud collecting box (113) and the liquid outlet groove of the filter press, and the high liquid level detection electrodes are connected to the PLC control system (4).
6. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: be provided with first liquid level detection electrode in head tank (1), be provided with second liquid level detection electrode in oil interceptor (7), be provided with third liquid level detection electrode in going out liquid pond (13), first liquid level detection electrode, second liquid level detection electrode and third liquid level detection electrode all are connected to PLC control system (4), and PLC control system (4) are connected to and show the interface.
7. The cutting fluid centralized recovery clean fluid circulating system according to claim 1, wherein: a steel platform is arranged between the oil separation tank (7) and the liquid outlet tank (13), a plurality of diaphragm pumps (116) are fixed on the steel platform, and an inclined ladder is installed on the side edge of the steel platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010031600.XA CN111204889A (en) | 2020-01-13 | 2020-01-13 | Clean liquid circulation system for centralized recovery of cutting liquid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010031600.XA CN111204889A (en) | 2020-01-13 | 2020-01-13 | Clean liquid circulation system for centralized recovery of cutting liquid |
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| CN111204889A true CN111204889A (en) | 2020-05-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022176057A (en) * | 2022-01-11 | 2022-11-25 | 株式会社西村ケミテック | Chemical liquid supply apparatus and chemical liquid supply method |
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Application publication date: 20200529 |