CN111889453B - Three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine - Google Patents
Three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine Download PDFInfo
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- CN111889453B CN111889453B CN202010759159.7A CN202010759159A CN111889453B CN 111889453 B CN111889453 B CN 111889453B CN 202010759159 A CN202010759159 A CN 202010759159A CN 111889453 B CN111889453 B CN 111889453B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 61
- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 55
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 55
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 55
- 239000002904 solvent Substances 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 239000003350 kerosene Substances 0.000 claims abstract description 57
- 238000004821 distillation Methods 0.000 claims abstract description 46
- 238000010438 heat treatment Methods 0.000 claims abstract description 46
- 238000007872 degassing Methods 0.000 claims abstract description 34
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 12
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 35
- 238000001291 vacuum drying Methods 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 210000003371 toe Anatomy 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000009835 boiling Methods 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 239000010742 number 1 fuel oil Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 239000000654 additive Substances 0.000 abstract description 2
- 230000000996 additive effect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 35
- 238000005498 polishing Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000012459 cleaning agent Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000011086 high cleaning Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000012224 working solution Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/02—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in boilers or stills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine, which comprises an outer frame, wherein the inner part of the outer frame is divided into a front part and a rear part, the lower half part of the front part of the outer frame is provided with a cleaning system, and a gas-liquid separation tank, a vacuum buffer tank, a hot coal oil tank, a distillation kettle, a hot kerosene heating assembly, a sewage tank, a liquid level regulator, a heat exchanger, a degassing tank and a liquid storage tank are sequentially arranged at the rear part of the outer frame from left to right. According to the technical scheme, the constraint of the traditional material-based cleaning process is eliminated, the hydrocarbon solvent is adopted to clean the workpiece, the hydrocarbon solvent can be reused, and the emission and energy consumption of pollutants are reduced. The hydrocarbon solvent has good oil removal effect, no additional cleaning additive is needed, the hydrocarbon solvent can be distilled and recovered by utilizing the difference of boiling points of the hydrocarbon solvent and other greasy dirt, the service life of the cleaning solvent is greatly prolonged, the emission of pollutants is reduced, and the workpiece is also provided with a certain rust prevention effect after being cleaned by the hydrocarbon solvent.
Description
Technical Field
The invention relates to the technical field of cleaning machine machinery, in particular to a three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine.
Background
Ultrasonic cleaning principle: the high-frequency oscillation signal emitted by the ultrasonic generator is converted into high-frequency mechanical oscillation by the transducer and is transmitted into the cleaning solvent, so that tens of thousands of tiny bubbles are generated. The shock wave generated by the micro-bubbles breaks down insoluble dirt and disperses the dirt in the material. Because the ultrasonic wave has the advantages of high cleaning speed, high cleaning precision, good cleaning effect on difficult cleaning parts such as deep holes, gaps and the like, the ultrasonic wave cleaning is widely applied to the aspects of industry, national defense, biomedicine and the like. The industry commonly uses material-based ultrasonic equipment to clean a workpiece, wherein a cleaning medium is a material-based solvent, and the workpiece is cleaned by ultrasonic waves by a method of adding a cleaning agent into the material. During cleaning, a large amount of material resources are needed, and cleaning solution needs to be replaced frequently. Cleaning agent is added to achieve good oil removal effect, and environmental pollution is caused after the cleaning agent is discharged.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine.
The invention is realized by the following technical scheme: the three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine comprises an outer frame, wherein an electric control cabinet is arranged on the left side of the outer frame, the inner part of the outer frame is divided into a front part and a rear part, the lower front part of the outer frame is provided with a cleaning system, the upper front part of the outer frame is provided with a manipulator assembly, a feeding conveying line, a degassing ultrasonic cleaning tank, a vacuum ultrasonic rinsing tank, a vacuum steam rinsing drying tank, a discharging conveying line and a new liquid tank are sequentially arranged on the cleaning system from left to right, a gas-liquid separation tank, a vacuum buffer tank, a hot coal oil tank, a distillation kettle, a hot kerosene heating assembly, a sewage tank, a liquid level regulator, a heat exchanger, a degassing tank and a liquid storage tank are sequentially arranged on the rear part of the outer frame from left to right, wherein the distillation kettle is positioned above the sewage tank, and the liquid level regulator is positioned above the heat exchanger;
The manipulator assembly comprises a first transverse moving guide rail at the upper part and a second transverse moving guide rail at the lower part, wherein a transverse moving rack is fixedly arranged on the first transverse moving guide rail, a lifting guide rail is movably connected between the first transverse moving guide rail and the second transverse moving guide rail, a transverse moving servo motor is fixedly arranged on the lifting guide rail and is movably connected with the transverse moving rack, a manipulator is movably connected on the lifting guide rail through a guide rail, a rodless cylinder is further arranged on the lifting guide rail, and the rodless cylinder is in control connection with the manipulator;
The degassing ultrasonic cleaning tank comprises a cleaning tank body, wherein an overflow plate is fixedly arranged at the left part of the inner cavity of the cleaning tank body, the cleaning tank body is divided into two areas by the overflow plate, the left side area of the overflow plate is an overflow area, a communicating vessel is arranged above the overflow area, the communicating vessel is connected with a liquid storage tank positioned at the rear part of the degassing ultrasonic cleaning tank body, the bottom of the overflow area is provided with a discharge port which is connected with a first circulating pump through a pipeline, the first circulating pump is connected with a feed inlet of the degassing tank, the discharge port of the degassing tank is connected with the feed inlet of the cleaning tank body through the first circulating pump, the right side area of the overflow plate is an ultrasonic cleaning area, an ultrasonic vibration box is fixedly arranged on the inner wall at the bottom of the ultrasonic cleaning area, a polishing machine frame is fixedly arranged on the inner wall at the rear part of the ultrasonic cleaning area, the polishing machine frame is connected with a polishing cylinder, the polishing cylinder is positioned at the rear part of the cleaning tank body, a roller assembly is arranged in the ultrasonic cleaning area, the right side of the roller assembly is provided with a cooling coil pipe, the roller assembly is connected with a roller basket motor through a chain, and the roller basket motor is arranged above the cleaning tank body;
The vacuum ultrasonic rinsing tank comprises a vacuum ultrasonic tank body, a first vacuum cover is movably connected to the top of the vacuum ultrasonic tank body, a first vacuum movable cylinder is mounted at the top of the first vacuum cover, first vacuum compression cylinders are mounted on the left side and the right side of the first vacuum cover respectively, the first vacuum compression cylinders are fixedly mounted on an external frame through supports, a vacuum ultrasonic vibration box is mounted at the bottom of the vacuum ultrasonic tank body, a cooling coil is mounted on the side face of the vacuum ultrasonic vibration box, a first tool basket support is mounted above the vacuum ultrasonic vibration box, two first rotary rollers are mounted in parallel inside the first tool basket support, the rear ends of the rotary rollers are fixedly mounted on the rear inner wall of the first tool basket support, the front portions of the first rotary rollers sequentially penetrate through the first tool basket support and the vacuum ultrasonic tank body, the top ends of the first rotary rollers are connected with a first rolling motor through chains, the first rolling motor is mounted below the vacuum ultrasonic tank body, a first vacuum pump is fixedly mounted at the rear of the vacuum ultrasonic tank body, the first vacuum pump is connected with a vacuum ultrasonic tank body and a vacuum tank through a pipeline respectively, a vacuum drying tank body is fixedly mounted at the rear of the vacuum ultrasonic tank body, a vacuum tank is connected with a vacuum buffer tank is connected with a vacuum tank through a vacuum buffer pump, and a vacuum discharge port is connected with a vacuum tank through a vacuum buffer tank. ;
The vacuum steam rinsing and drying tank comprises a vacuum drying tank body, the top of the vacuum drying tank body is movably connected with a second vacuum cover, a second vacuum moving cylinder is arranged at the top of the second vacuum cover, second vacuum compression cylinders are respectively arranged at the left side and the right side of the second vacuum cover and fixedly arranged on an external frame through a bracket, a second tool basket bracket is arranged at the bottom of the vacuum drying tank body, two second rotary rollers are arranged in parallel in the second tool basket bracket, the rear ends of the second rotary rollers are fixedly arranged on the rear inner wall of the second tool basket bracket, the front parts of the second rotary rollers sequentially penetrate through the second tool basket bracket and the vacuum drying tank body, the top ends of the second rotary rollers are connected with a second rolling motor through chains, hot kerosene heating outer plates are fixedly arranged at the two sides of the vacuum drying tank body, and a discharge port of the vacuum drying tank body is connected with a feed port of a vacuum buffer tank;
the new liquid tank is connected with the feeding port of the cleaning tank body and the vacuum ultrasonic tank body through a third circulating pump;
The gas-liquid separation tank is positioned right behind the discharging conveying line, the gas-liquid separation tank is connected with a vacuum ultrasonic rinsing tank and a vacuum pump of a vacuum steam rinsing drying tank, a cooling coil is arranged in the gas-liquid separation tank, an exhaust valve is arranged at the top of the gas-liquid separation tank, and a discharge port of the gas-liquid separation tank is connected with a vacuum ultrasonic tank body through a third circulating pump;
The distillation still is divided into an upper half part of the distillation still and a lower half part of the distillation still, a feed inlet of the lower half part of the distillation still is connected with one end of a liquid level regulator, the other end of the liquid level regulator is connected with a liquid storage tank, a pipeline between the liquid level regulator and the liquid storage tank is connected with the outside of a heat exchanger, a hot kerosene heating pipe is arranged in the lower half part of the distillation still, a hot kerosene heating jacket is sleeved outside the lower half part of the distillation still, an oil inlet of the hot kerosene heating pipe is connected with a hot kerosene heating assembly, an oil outlet of the hot kerosene heating pipe is connected with an oil inlet of the hot kerosene heating jacket, an oil outlet of the hot kerosene heating jacket is connected with a hot kerosene heating outer plate, an oil outlet of the hot kerosene heating outer plate is connected with the hot kerosene tank through a pipeline, a steam outlet of the upper half part of the distillation still is connected with a vacuum drying tank body and a vacuum buffer tank feed inlet, a discharge port of the vacuum buffer tank is connected with a feed inlet of the vacuum ultrasonic tank body, a steam outlet of the upper half part of the distillation still is connected with an internal pipeline of the heat exchanger, and a waste liquid outlet of the lower half part of the distillation still is connected with a sewage tank;
As a preferable scheme, the bottom end of the outer frame is provided with a plurality of supporting toes.
As a preferable scheme, the rotary roller and the vacuum ultrasonic tank body are sealed by adopting a framework sealing ring.
Preferably, two groups of exhaust valves are provided.
As a preferable scheme, a liquid level ball float valve is arranged in the liquid level regulator.
Preferably, the vacuum buffer tank is in a negative pressure state.
The invention adopts the technical proposal, and compared with the prior art, the invention has the following beneficial effects: the method gets rid of the constraint of the traditional material-based cleaning process, adopts hydrocarbon solvent to clean the workpiece, can repeatedly use the hydrocarbon solvent, and reduces the emission and energy consumption of pollutants. The hydrocarbon solvent has good oil removal effect, no additional cleaning additive is needed, the hydrocarbon solvent can be distilled and recovered by utilizing the difference of boiling points of the hydrocarbon solvent and other greasy dirt, the service life of the cleaning solvent is greatly prolonged, the emission of pollutants is reduced, and the workpiece is also provided with a certain rust prevention effect after being cleaned by the hydrocarbon solvent.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic rear view of the present invention;
FIG. 3 is a schematic rear view of the present invention with the circulation pump and vacuum pump assembled;
FIG. 4 is a schematic diagram showing the front view of a degassing ultrasonic cleaning tank;
FIG. 5 is a schematic diagram showing a left-hand construction of a degassing ultrasonic cleaning tank;
FIG. 6 is a schematic top view of a degassing ultrasonic cleaning tank;
FIG. 7 is a schematic elevational view of the vacuum ultrasonic rinse tank;
FIG. 8 is a schematic diagram of a left-hand construction of a vacuum ultrasonic rinse tank;
FIG. 9 is a schematic top view of a vacuum ultrasonic rinse tank;
FIG. 10 is a schematic elevational view of a vacuum steam rinse drying tub;
FIG. 11 is a schematic diagram of a left-hand construction of a vacuum steam rinse dry sump;
FIG. 12 is a schematic top view of a vacuum steam rinse dry sump;
FIG. 13 is a schematic diagram showing the front view of the gas-liquid separation tank;
FIG. 14 is a schematic right-side view of a gas-liquid separation tank;
FIG. 15 is a schematic elevational view of the still pot;
FIG. 16 is a schematic elevational view of a robot assembly;
Figure 17 is a schematic left-hand view of the manipulator assembly,
Wherein, the correspondence between the reference numerals and the components in fig. 1 to 17 is:
1, a feeding conveying line; 2 degassing ultrasonic cleaning tanks, 2-1 polishing cylinders, 2-2 polishing racks, 2-3 basket motors, 2-4 overflow plates, 2-5 ultrasonic cleaning areas, 2-6 cooling coils, 2-7 ultrasonic vibration boxes, 2-8 overflow plates, 2-9 roller assemblies, 2-10 cleaning tank bodies and 2-11 first circulating pumps; the device comprises a vacuum ultrasonic rinsing tank, a vacuum ultrasonic tank body, a vacuum ultrasonic cover, a vacuum moving cylinder, a vacuum compressing cylinder, a rolling motor, a cooling coil, a tool basket bracket, a rotary drum, a vacuum ultrasonic vibration box and a circulating pump, wherein the vacuum ultrasonic rinsing tank is 3-1, the vacuum ultrasonic tank body is 3-2, the vacuum moving cylinder is 3-3, the vacuum compressing cylinder is 3-4, the rolling motor is 3-5, the cooling coil is 3-6, the tool basket bracket is 3-7, the rotary drum is 3-8, the vacuum ultrasonic vibration box is 3-9, and the circulating pump is 3-10; the device comprises a 4-vacuum steam rinsing and drying tank, a 4-1 vacuum drying tank body, a 4-2 second vacuum cover, a 4-3 second vacuum moving cylinder, a 4-4 second vacuum compacting cylinder, a 4-5 second rolling motor, a 4-6 second rotary drum, a 4-7 second tool basket bracket, a 4-8 hot kerosene heating outer plate and a 4-9 second vacuum pump; 5a new liquid tank and 5-1 a third circulating pump; 6 gas-liquid separation tank, 6-1 exhaust valve, 6-2 second cooling coil; 7, a vacuum buffer tank; 8, a hot coal oil tank; 9 distillation still, 9-1 distillation still upper half, 9-2 distillation still lower half, 9-3 hot kerosene heating jacket, 9-4 hot kerosene heating pipe; 10 a sewage tank; 11 a liquid level regulator; a 12-heat kerosene heating assembly; 13 a heat exchanger; 14 degassing the tank; 15 liquid storage tanks and 15-1 communicating vessels; the device comprises a 16 manipulator assembly, a 16-1 first transverse guide rail, a 16-2 second transverse guide rail, a 16-3 transverse guide rail, a 16-4 lifting guide rail, a 16-5 transverse servo motor, a 16-6 manipulator and a 16-7 rodless cylinder; 17 outer frame, 18 electric cabinet.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced otherwise than as described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to the embodiment of the invention is specifically described below with reference to fig. 1 to 17.
As shown in fig. 1 to 17, the invention provides a three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine, which comprises an outer frame 17, wherein a plurality of supporting toes 19 are arranged at the bottom end of the outer frame 17. The left side of the outer frame 17 is provided with an electric control cabinet 18, the inner part of the outer frame 17 is divided into a front part and a rear part, the front lower half part of the outer frame 17 is provided with a cleaning system, the front upper half part of the outer frame 17 is provided with a manipulator assembly 16, the cleaning system is provided with a feeding conveying line 1, a degassing ultrasonic cleaning tank 2, a vacuum ultrasonic rinsing tank 3, a vacuum steam rinsing drying tank 4, a discharging conveying line 18 and a new liquid tank 5 in sequence from left to right, the rear part of the outer frame 17 is provided with a gas-liquid separation tank 6, a vacuum buffer tank 7, a hot coal oil tank 8, a distillation kettle 9, a hot kerosene heating assembly 12, a sewage tank 10, a liquid level regulator 11, a heat exchanger 13, a degassing tank 14 and a liquid storage tank 15 in sequence from left to right, wherein the distillation kettle 9 is positioned above the sewage tank 10, and the liquid level regulator 11 is positioned above the heat exchanger 13;
The manipulator assembly 16 comprises a first traversing guide rail 16-1 at the upper part and a second traversing guide rail 16-2 at the lower part, wherein a traversing rack 16-3 is fixedly arranged on the first traversing guide rail 16-1, a lifting guide rail 16-4 is movably connected between the first traversing guide rail 16-1 and the second traversing guide rail 16-2, the lifting guide rail 16-4 is movably connected with the traversing rack 16-3 through a traversing servo motor 16-5 fixedly arranged on the lifting guide rail 16-4, a manipulator 16-6 is movably connected on the lifting guide rail 16-4 through a guide rail, a rodless cylinder 16-7 is further arranged on the lifting guide rail 16-4, and the rodless cylinder 16-7 is controlled to be connected with the manipulator 16-6. The manipulator assembly 16 is a component of a handling tool basket, and the transverse movement of the manipulator 16-6 is realized by a transverse movement servo motor 16-5 and a transverse movement rack 16-3, and the longitudinal movement of the manipulator 16-6 is realized by a rodless cylinder 16-7.
The degassing ultrasonic cleaning tank 2 comprises a cleaning tank body 2-10, an overflow plate 2-8 is fixedly arranged at the left part of the inner cavity of the cleaning tank body 2-10, the cleaning tank body 2-10 is divided into two areas by the overflow plate 2-8, the left area of the overflow plate 2-8 is an overflow area 2-4, a communicating vessel 15-1 is arranged above the overflow area 2-4, a liquid storage tank 15 positioned at the rear part of the degassing ultrasonic cleaning tank 2 is connected by the communicating vessel 15-1, a discharge port is arranged at the bottom of the overflow area (2-4) and is connected with a first circulating pump 2-11 by a pipeline, the first circulating pump 2-11 is connected with a feed port of a degassing tank 14, the discharge port of the degassing tank 14 is connected with the feed port of the cleaning tank body 2-10 by the first circulating pump 2-11, the right side area of the overflow plate 2-8 is an ultrasonic cleaning area 2-5, an ultrasonic vibration box 2-7 is fixedly arranged on the inner wall of the bottom of the ultrasonic cleaning area 2-5, a polishing machine frame 2-2 is fixedly arranged on the inner wall of the rear part of the ultrasonic cleaning area 2-5, the upper part of the polishing machine frame 2-2 is connected with a manipulator assembly 16, a polishing cylinder 2-1 is arranged in the middle of the polishing machine frame 2-2, the polishing cylinder 2-1 is positioned behind a cleaning tank body 2-10, a roller assembly 2-9 is arranged in the ultrasonic cleaning area 2-5, a cooling coil pipe 2-6 is arranged on the right side of the roller assembly 2-9, the roller assembly 2-9 is connected with a roller basket motor 2-3 through a chain, the basket motor 2-3 is arranged above the cleaning tank body 2-10. The mechanical arm places the tool basket on the throwing frame 2-2, the throwing cylinder 2-1 drives the throwing frame 2-2 to descend to ultrasonically clean in a 2-5 ultrasonic cleaning area, the throwing cylinder 2-1 drives the throwing frame 2-2 to vertically throw in a small amplitude in the cleaning process, and the basket motor 2-3 drives the roller assembly 2-9 to rotatably clean the supported basket through a chain. In the cleaning process, a part of hydrocarbon solvent in the vacuum ultrasonic rinsing tank 3 can be shunted to the degassing tank ultrasonic cleaning tank 2, the cooling coil pipe 2-6 can cool the solution in the tank, the volatilization amount of the hydrocarbon solvent is reduced, the excessive solution can overflow to the overflow area 2-4, the overflow area 2-4 is in principle connection with the liquid storage tank 15 through the communicating vessel 15-1, and finally the excessive solution can be stored in the liquid storage tank. The solution in overflow area 2-4 will flow through the tubing to degassing tank 14 where it will be evacuated, allowing the solution in the tank to displace the dissolved gases in the liquid due to the vacuum pressure, thereby allowing better cavitation of the solution during the ultrasonic action. The degassed hydrocarbon solution is filtered by a circulating pump and then discharged into an ultrasonic cleaning tank of the degassing tank 2 for ultrasonic cleaning.
The vacuum ultrasonic rinsing tank 3 comprises a vacuum ultrasonic tank body 3-1, a first vacuum cover 3-2 is movably connected to the top of the vacuum ultrasonic tank body 3-1, a first vacuum movable air cylinder 3-3 is arranged at the top of the first vacuum cover 3-2, first vacuum compression air cylinders 3-4 are respectively arranged at the left side and the right side of the first vacuum cover 3-2, the first vacuum compression air cylinders 3-4 are fixedly arranged on an external frame 17 through brackets, a vacuum ultrasonic vibration box 3-9 is arranged at the bottom of the vacuum ultrasonic tank body 3-1, a first cooling coil pipe 3-6 is arranged on the side face of the vacuum ultrasonic vibration box 3-9, the first cooling coil pipe 3-6 cools solution, and the volatilization of hydrocarbon solvents is reduced. The upper part of the vacuum ultrasonic vibration box 3-9 is provided with a first tool basket support 3-7, the inside of the first tool basket support 3-7 is provided with two first rotary rollers 3-8 in parallel, the rear ends of the rotary rollers 3-8 are fixedly arranged on the rear inner wall of the first tool basket support 3-7, the front parts of the first rotary rollers 3-8 sequentially penetrate through the first tool basket support 3-7 and the vacuum ultrasonic groove body 3-1, the top ends of the first rotary rollers 3-8 are connected with a first rolling motor 3-5 through a chain, the first rolling motor 3-5 is arranged below the vacuum ultrasonic groove body 3-1, the rotary rollers 3-8 and the vacuum ultrasonic groove body 3-1 are sealed by adopting skeleton sealing rings, and the power of the first rotary rollers 3-8 is transmitted into the groove from outside the groove. The rear of the vacuum ultrasonic tank body 3-1 is fixedly provided with a first vacuum pump 3-11, the first vacuum pump 3-11 is respectively connected with the vacuum ultrasonic tank body 3-1 and a degassing tank 14 through pipelines, a discharge port of the vacuum ultrasonic tank body 3-1 is connected with a feed port of the cleaning tank body 2-10 and a feed port of the vacuum ultrasonic tank body 3-1 in a split flow way through a second circulating pump 3-10, a discharge port of the vacuum ultrasonic tank body 3-1 is respectively connected with a hydrocarbon solution in the 3 vacuum ultrasonic rinsing tank through a circulating pump, a part of hydrocarbon solution is filtered, purified and discharged back into the tank through the circulating pump, and the other part of hydrocarbon solution is discharged to the 2 degassing tank ultrasonic cleaning tank. Part of hydrocarbon solution is fed into the 3 vacuum ultrasonic rinsing tank from the new tank, the gas-liquid separation tank and the vacuum buffer tank through the circulating pump. The manipulator 16 puts the frock basket on first frock basket support 3-7, first rolling motor 3-5 can drive rotatory cylinder 3-8 through the chain and rotate, and then the basket in the frock basket rotates, after the frock basket is in place, first vacuum removes cylinder 3-3 and can drive first vacuum lid 3-2 and remove forward, when reaching the vacuum groove directly over, first vacuum compresses tightly cylinder 3-4 and can drive first vacuum and compress tightly cylinder 3-4 and descend to the jar face, first vacuum pump 3-11 begins work evacuation, first vacuum lid 3-2 begins to compress tightly, after reaching predetermined vacuum degree, vacuum supersound shakes box 3-9 and begins work, carry out ultrasonic cleaning to the work piece. The purpose of vacuum ultrasound is also to use the degassing principle for better ultrasonic cavitation effect.
The vacuum steam rinsing and drying tank 4 comprises a vacuum drying tank body 4-1, the top of the vacuum drying tank body 4-1 is movably connected with a second vacuum cover 4-2, a second vacuum movable cylinder 4-3 is mounted at the top of the second vacuum cover 4-2, a second vacuum compression cylinder 4-4 is mounted at the left side and the right side of the second vacuum cover 4-2 respectively, the second vacuum compression cylinder 4-4 is fixedly mounted on an external frame 17 through a bracket, a second tool basket bracket 4-7 is mounted at the bottom of the vacuum drying tank body 4-1, two second rotary rollers 4-6 are mounted in parallel inside the second tool basket bracket 4-7, the rear end of the second rotary roller 4-6 is fixedly mounted on the rear inner wall of the second tool basket bracket 4-7, the front part of the second rotary roller 4-6 sequentially penetrates through the second tool basket bracket 4-7 and the vacuum drying tank body 4-1, the top of the second rotary roller 4-6 is connected with a second rolling motor 4-5 through a chain, two sides of the vacuum drying tank body 4-1 are fixedly mounted on the outer plate 4-1 through a vacuum buffer pump 4-9, the vacuum drying tank body is connected with a vacuum pump 4-1 through a vacuum buffer vacuum pump 4-1, and the vacuum pump is connected with a discharge port of the vacuum tank 1 through a vacuum buffer tank 1. The specific vacuum cover action and rotation action of the vacuum steam rinsing and drying tank 4 are the same as those of the vacuum ultrasonic rinsing tank 3, and will not be described again here. When the second vacuum cover 4-2 is closed, the vacuum pump starts to work and vacuumize, hydrocarbon solution gas heated and evaporated in the distillation kettle 9 is pumped into the 4 vacuum steam rinsing and drying tank due to pressure, steam is liquefied into liquid after meeting a workpiece with lower temperature, the workpiece is subjected to steam rinsing, the rinsed hydrocarbon solution is discharged into the 7 vacuum buffer tank after rinsing, heated hot kerosene solution indirectly heats the tank body in the hot kerosene heating outer plate 4-4, when vacuum drying is carried out, the boiling point of the hydrocarbon solution can be reduced along with the rising of the vacuum degree, gasification can be realized at a lower temperature and is pumped away by the vacuum pump to be discharged, and finally the workpiece is enabled to achieve the drying effect.
The new liquid tank 5 is connected with the feeding port of the cleaning tank body 2-10 and the vacuum ultrasonic tank body 3-1 through the third circulating pump 5-1, the new liquid tank 5 is a liquid supplementing tank of the whole equipment, and hydrocarbon solution can be supplemented into the equipment from the tank.
The gas-liquid separation tank 6 is positioned right behind the blanking conveying line 18, the gas-liquid separation tank 6 is connected with a vacuum pump outlet of the vacuum ultrasonic rinsing tank 3 and the vacuum steam rinsing drying tank 4, a second cooling coil 6-2 is arranged in the gas-liquid separation tank 6, an exhaust valve 6-1 is arranged at the top of the gas-liquid separation tank 6, and two groups of exhaust valves 6-1 are arranged. The discharge port of the gas-liquid separation tank 6 is connected with the vacuum ultrasonic tank body 3-1 through a third circulating pump 5-1. The gas pumped out during the vacuum pumping process can carry a certain hydrocarbon solution steam, the steam is discharged into the gas-liquid separation tank 6, the second cooling coil 6-2 in the gas-liquid separation tank 6 can cool the steam, the steam is liquefied, the steam exists in the gas-liquid separation tank, and a small amount of non-liquefied steam can be discharged out of the device from the exhaust valve 6-1 through the exhaust fan. The solution in the gas-liquid separation tank also provides working solution for the liquid ring vacuum pump tool, and a part of the solution can be supplemented to the vacuum ultrasonic rinsing tank 3.
The distillation still 9 is divided into an upper half part 9-1 of the distillation still and a lower half part 9-2 of the distillation still, a feed inlet of the lower half part 9-2 of the distillation still is connected with one end of a liquid level regulator 11, the other end of the liquid level regulator 11 is connected with a liquid storage tank 15, the liquid storage tank 15 is a place for collecting overflowed solution in the ultrasonic cleaning tank 2 of the degassing tank, and meanwhile, the distillation still 9 is supplemented with solution distillation treatment. The pipe between the level regulator 11 and the tank 15 connects the outside of the heat exchanger 13. The liquid level adjuster 11 is internally provided with a liquid level float valve. The inside of the lower half part 9-2 of the distillation kettle is provided with a hot kerosene heating pipe 9-4, the outside of the lower half part 9-2 of the distillation kettle is sleeved with a hot kerosene heating jacket 9-3, an oil inlet of the hot kerosene heating pipe 9-4 is connected with a hot kerosene heating component 12, the inside of the hot kerosene heating component 12 is provided with a communicated hot kerosene heating pipe, and the hot kerosene is heated through the part by a hot kerosene circulating pump. The hot kerosene heating unit 12 is connected to the hot kerosene tank 8, and the hot kerosene tank 8 is a place where hot kerosene is stored, and hot kerosene is added from the tank. An oil outlet of the hot kerosene heating pipe 9-4 is connected with an oil inlet of the hot kerosene heating jacket 9-3, an oil outlet of the hot kerosene heating jacket 9-3 is connected with the hot kerosene heating outer plate 4-8, an oil outlet of the hot kerosene heating outer plate 4-8 is connected with the hot kerosene box 8 through a pipeline, a steam outlet of the upper half 9-1 of the distillation kettle is respectively connected with a vacuum drying groove body 4-1 and a feed inlet of the vacuum buffer tank 7 through a pipeline, the vacuum buffer tank 7 is in a negative pressure state, redundant hydrocarbon solution gas heated and evaporated in the distillation kettle 9 can be pumped into the groove and is cooled and liquefied by a cooling coil to be stored, distillation, purification and recovery of hydrocarbon solution are completed, and the distilled hydrocarbon solution in the vacuum steam rinsing and drying groove 4 can be discharged into the groove and then be supplemented for repeated use to the 3 vacuum ultrasonic rinsing groove. The discharge port of the vacuum buffer tank 7 is connected with the feed port of the vacuum ultrasonic tank body 3-1, the waste liquid port of the lower half part 9-2 of the distillation still is connected with the sewage tank 10, and the sewage tank 10 is used for collecting and processing the sewage left after distillation in a concentrated manner. The hydrocarbon solution supplemented from the liquid level regulator 11 is arranged in the lower half part 9-2 of the distillation kettle, and the hot kerosene heated by the hot kerosene heating component 12 flows into the hot kerosene heating jacket 9-3 through the hot kerosene heating pipe 9-4 and then flows into the hot kerosene heating outer plate 4-4 of the vacuum steam rinsing and drying tank 4. The hydrocarbon solution in the distillation still 9 is evaporated into steam through indirect heating of hot kerosene and is discharged to the vacuum steam rinsing and drying tank 4 and the vacuum buffer tank 7, and an internal pipeline of the heat exchanger 13 is connected between a steam outlet of the upper half part 9-1 of the distillation still and a feed inlet of the vacuum buffer tank 7, and the hydrocarbon solution is preheated through the interior of the heat exchanger 13 by hydrocarbon solution steam from the distillation still 9 to the vacuum buffer tank 7 and through the exterior of the heat exchanger by cold hydrocarbon solution from the liquid storage tank 15 to the liquid level regulator 11. Meanwhile, the boiling point of the hydrocarbon solvent is different from that of other solutions dissolved in the hydrocarbon solvent, the hydrocarbon solvent is separated after distillation, the distilled dirty liquid is discharged into a 10 dirty liquid tank to be discharged in a concentrated manner, and the hydrocarbon solvent is separated, purified and reused, so that the hydrocarbon solvent is an environmental protection reason.
The heat exchanger 13 preheats the hydrocarbon solution from the distillation still 9 to the vacuum buffer tank 7 through the hydrocarbon solution vapor in the middle and the cold hydrocarbon solution from the liquid storage tank 15 to the level adjuster 11 in the outside.
The working process comprises the following steps of: automatic feeding of a feeding conveying line, degassing ultrasonic cleaning, vacuum ultrasonic rinsing, steam rinsing, vacuum drying and automatic discharging of a discharging conveying line. The workman puts the material loading conveyer line on the frock basket, the conveyer line passes through the motor drive and carries the equipment inside to the frock basket, after inductive switch sensed the frock basket in place, the conveyer line can stop the motion, the manipulator is got the piece excessively, it washs to put into the degassing tank ultrasonic cleaning tank to hang the frock basket, the time is up the rethread manipulator and is got a piece and carry the second vacuum ultrasonic rinsing groove and wash the frock basket, the time is up the rethread manipulator is got a piece and is carried the frock basket and carry out steam bath washing and vacuum drying to the third vacuum steam rinsing stoving groove, the time is up the rethread manipulator is taken the frock basket and is put the unloading conveyer line into, the conveyer line is automatic with frock basket delivery equipment.
In the description of the present invention, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine comprises an outer frame (17), and is characterized in that an electric control cabinet (18) is arranged on the left side of the outer frame (17), the inner part of the outer frame (17) is divided into a front part and a rear part, the lower front half part of the outer frame (17) is a cleaning system, the upper front half part of the outer frame (17) is a manipulator assembly (16), a feeding conveying line (1), a degassing ultrasonic cleaning tank (2), a vacuum ultrasonic rinsing tank (3), a vacuum steam rinsing drying tank (4), a discharging conveying line and a new liquid tank (5) are sequentially arranged on the cleaning system from left to right, a gas-liquid separation tank (6), a vacuum buffer tank (7), a hot kerosene tank (8), a distillation kettle (9), a hot kerosene heating assembly (12), a sewage tank (10), a liquid level regulator (11), a heat exchanger (13), a degassing tank (14) and a liquid storage tank (15) are sequentially arranged on the rear part of the outer frame (17), and the liquid level regulator (11) is arranged above the heat exchanger (13);
The manipulator assembly (16) comprises a first transverse moving guide rail (16-1) at the upper part and a second transverse moving guide rail (16-2) at the lower part, a transverse moving rack (16-3) is fixedly arranged on the first transverse moving guide rail (16-1), a lifting guide rail (16-4) is movably connected between the first transverse moving guide rail (16-1) and the second transverse moving guide rail (16-2), the lifting guide rail (16-4) is movably connected with the transverse moving rack (16-3) through a transverse moving servo motor (16-5) which is fixedly arranged, the lifting guide rail (16-4) is movably connected with a manipulator (16-6) through a guide rail, a rodless cylinder (16-7) is further arranged on the lifting guide rail (16-4), and the rodless cylinder (16-7) is controlled to be connected with the manipulator (16-6);
The degassing ultrasonic cleaning tank (2) comprises a cleaning tank body (2-10), an overflow plate (2-8) is fixedly arranged at the left part of the inner cavity of the cleaning tank body (2-10), the cleaning tank body (2-10) is divided into two areas through the overflow plate (2-8), the left area of the overflow plate (2-8) is an overflow area (2-4), a communicating vessel (15-1) is arranged above the overflow area (2-4), the communicating vessel (15-1) is connected with a liquid storage tank (15) positioned at the rear part of the degassing ultrasonic cleaning tank (2), a discharge port is arranged at the bottom of the overflow area (2-4) and is connected with a first circulating pump (2-11) through a pipeline, the discharge port of the first circulating pump (2-11) is connected with the feed port of a degassing tank (14), the discharge port of the degassing tank (14) is connected with the feed port of the cleaning tank body (2-10) through the first circulating pump (2-11), the right area of the overflow plate (2-8) is an ultrasonic cleaning area (2-5), the inner wall of the ultrasonic cleaning tank (2-5) is fixedly provided with an ultrasonic vibration machine (2-5) on the inner wall of the inner wall (2-5), the upper part of the throwing machine frame (2-2) is connected with a manipulator assembly (16), a throwing air cylinder (2-1) is arranged in the middle of the throwing machine frame (2-2), the throwing air cylinder (2-1) is positioned at the rear of a cleaning tank body (2-10), a roller assembly (2-9) is arranged in an ultrasonic cleaning area (2-5), a cooling coil (2-6) is arranged on the right side of the roller assembly (2-9), the roller assembly (2-9) is connected with a roller basket motor (2-3) through a chain, and the roller basket motor (2-3) is arranged above the cleaning tank body (2-10);
the vacuum ultrasonic rinsing tank (3) comprises a vacuum ultrasonic tank body (3-1), a first vacuum cover (3-2) is movably connected to the top of the vacuum ultrasonic tank body (3-1), a first vacuum moving cylinder (3-3) is arranged at the top of the first vacuum cover (3-2), first vacuum compression cylinders (3-4) are respectively arranged at the left side and the right side of the first vacuum cover (3-2), the first vacuum compression cylinders (3-4) are fixedly arranged on an external frame (17) through brackets, a vacuum ultrasonic vibration box (3-9) is arranged at the bottom of the vacuum ultrasonic tank body (3-1), a first cooling coil pipe (3-6) is arranged on the side surface of the vacuum ultrasonic vibration box (3-9), a first tool basket bracket (3-7) is arranged above the vacuum ultrasonic vibration box (3-9), two first rotating drums (3-8) are arranged in parallel inside the first tool basket bracket (3-7), the rear ends of the first rotating drums (3-8) are fixedly arranged on the inner walls of the first tool basket bracket (3-7), the first rotating drums (3-8) penetrate through the first rotating drums (3-8) and pass through the front ends of the first rotating drums (3-3) in sequence, the first rolling motor (3-5) is arranged below the vacuum ultrasonic tank body (3-1), a first vacuum pump (3-11) is fixedly arranged at the rear of the vacuum ultrasonic tank body (3-1), the first vacuum pump (3-11) is respectively connected with the vacuum ultrasonic tank body (3-1) and the degassing tank (14) through pipelines, and a discharge port of the vacuum ultrasonic tank body (3-1) is connected with a feed port of the cleaning tank body (2-10) and a feed port of the vacuum ultrasonic tank body (3-1) in a split flow manner through a second circulating pump (3-10);
The vacuum steam rinsing and drying tank (4) comprises a vacuum drying tank body (4-1), a second vacuum cover (4-2) is movably connected to the top of the vacuum drying tank body (4-1), a second vacuum movable cylinder (4-3) is mounted at the top of the second vacuum cover (4-2), second vacuum compression cylinders (4-4) are respectively mounted at the left side and the right side of the second vacuum cover (4-2), the second vacuum compression cylinders (4-4) are fixedly mounted on an external frame (17) through brackets, a second tool basket bracket (4-7) is mounted at the bottom of the vacuum drying tank body (4-1), two second rotary rollers (4-6) are mounted in parallel in the second tool basket bracket (4-7), the rear ends of the second rotary rollers (4-6) are fixedly mounted on the rear inner walls of the second tool basket bracket (4-7), the front parts of the second rotary rollers (4-6) sequentially penetrate through the second tool basket bracket (4-7) and the vacuum drying tank body (4-1), the two sides of the second rotary rollers (4-6) are fixedly connected with a vacuum drying tank body (4-5) through a vacuum drying chain, the two sides of the vacuum drying tank body (4-1) are fixedly connected with the vacuum drying tank body (4-5), a second vacuum pump (4-9) is fixedly arranged at the rear of the vacuum drying groove body (4-1), the second vacuum pump (4-9) is connected with the vacuum drying groove body (4-1) through a pipeline, a discharge hole of the vacuum drying groove body (4-1) is connected with a feed inlet of a vacuum buffer tank (7), and a discharge hole of the vacuum buffer tank (7) is connected with a feed inlet of a vacuum ultrasonic groove body (3-1) through a third circulating pump (5-1);
The new liquid tank (5) is connected with the feeding port of the cleaning tank body (2-10) and the vacuum ultrasonic tank body (3-1) through a third circulating pump (5-1);
The gas-liquid separation tank (6) is positioned right behind the blanking conveying line, the gas-liquid separation tank (6) is connected with a vacuum pump outlet of the vacuum ultrasonic rinsing tank (3) and the vacuum steam rinsing drying tank (4) through pipelines, a second cooling coil (6-2) is arranged in the gas-liquid separation tank (6), an exhaust valve (6-1) is arranged at the top of the gas-liquid separation tank (6), and a discharge port of the gas-liquid separation tank (6) is connected with a feed port of the vacuum ultrasonic tank body (3-1) through a third circulating pump (5-1);
The distillation still (9) is divided into an upper half part (9-1) of the distillation still and a lower half part (9-2) of the distillation still, a feed inlet of the lower half part (9-2) of the distillation still is connected with one end of a liquid level regulator (11), the other end of the liquid level regulator (11) is connected with a liquid storage tank (15), a pipeline between the liquid level regulator (11) and the liquid storage tank (15) is connected with the outside of a heat exchanger (13), a hot kerosene heating pipe (9-4) is arranged in the lower half part (9-2) of the distillation still, a hot kerosene heating jacket (9-3) is sleeved outside the lower half part (9-2) of the distillation still, an oil inlet of the hot kerosene heating pipe (9-4) is connected with a hot kerosene heating component (12), an oil outlet of the hot kerosene heating pipe (9-4) is connected with an oil inlet of the hot kerosene heating jacket (9-3), an oil outlet of the hot kerosene heating jacket (9-3) is connected with a hot kerosene heating outer plate (4-8), the hot kerosene heating outer plate (4-8) is connected with a vacuum buffer tank (1) through the pipeline (1) and a vacuum buffer tank (1) through the upper half part of the hot kerosene heating tank (7), an internal pipeline of a heat exchanger (13) is connected between a steam outlet of the upper half part (9-1) of the distillation still and a feed inlet of a vacuum buffer tank (7), a discharge outlet of the vacuum buffer tank (7) is connected with the feed inlet of a vacuum ultrasonic tank body (3-1), and a waste liquid outlet of the lower half part (9-2) of the distillation still is connected with a sewage tank (10).
2. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to claim 1, wherein a plurality of supporting toes (19) are arranged at the bottom end of the outer frame (17).
3. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to claim 1 is characterized in that the first rotary drum (3-8) and the vacuum ultrasonic tank body (3-1) are sealed by adopting a framework sealing ring.
4. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to claim 1, wherein two groups of exhaust valves (6-1) are arranged.
5. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to claim 1 is characterized in that a liquid level ball float valve is arranged in the liquid level regulator (11).
6. The three-station vacuum ultrasonic hydrocarbon solvent full-automatic cleaning machine according to claim 1, wherein the vacuum buffer tank (7) is in a negative pressure state.
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