CN215437008U

CN215437008U - Automatic airtight packing plant of lithium tetrafluoroborate

Info

Publication number: CN215437008U
Application number: CN202120797010.8U
Authority: CN
Inventors: 赵丹峰; 张军; 谷洪闪
Original assignee: Shenghua New Energy Technology Dongying Co Ltd; Shandong Shida Shenghua Chemical Group Co Ltd
Current assignee: Shi Dashenghua New Materials Group Co.,Ltd.; Shenghua New Energy Technology Dongying Co Ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-01-07
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses an automatic sealed packaging device for lithium tetrafluoroborate, which comprises a sealed packaging machine body, a first conveying belt and a canning machine, wherein an upper packaging chamber is arranged at the upper part of the sealed packaging machine body, a lower equipment chamber is arranged at the lower part of the sealed packaging machine body, a partition plate is arranged between the upper packaging chamber and the lower equipment chamber, cabinet doors are respectively arranged on the front side surfaces of the upper packaging chamber and the lower equipment chamber, supporting legs are respectively arranged at four corners of the bottom surface of the lower equipment chamber, a hanging rod is fixed at the left part of the inner top surface of the upper packaging chamber, the lower end of the hanging rod is fixed on a lantern ring, the canning machine is sleeved in the lantern ring, a feeding hole is arranged at the right part of the upper end surface of the canning machine, and a material sucking pipe is connected to the feeding hole. This automatic airtight packing plant of lithium tetrafluoroborate, the structure sets up rationally, avoids lithium tetrafluoroborate and air contact, realizes the filling of weighing on line and automatic inner cup of packing, both ensures the guarantee quality, improves whole work efficiency again.

Description

Automatic airtight packing plant of lithium tetrafluoroborate

Technical Field

The utility model relates to the technical field related to lithium tetrafluoroborate canning, in particular to an automatic sealed packaging device for lithium tetrafluoroborate.

Background

The lithium ion battery uses various electrolytes, wherein lithium hexafluorophosphate is the most commonly used electrolyte lithium salt, is stable to a negative electrode, and has the characteristics of large discharge capacity, high conductivity, small internal resistance and high charge-discharge speed, but lithium hexafluorophosphate is extremely sensitive to moisture and hydrofluoric acid, is not high-temperature resistant and is easy to generate decomposition reaction.

However, lithium tetrafluoroborate is a white powder, which is hygroscopic and can be decomposed when contacting with humid air or water, and the spiral feeding rod and the cylinder wall of the packing machine are made of metal materials, so that contact friction occurs, which can cause the standard exceeding of metal ions in lithium tetrafluoroborate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic sealed packaging device for lithium tetrafluoroborate, which aims to solve the problems that when the lithium tetrafluoroborate is packaged in a can, the lithium tetrafluoroborate is easy to be decomposed after contacting with air or water, and metal ions in the lithium tetrafluoroborate exceed the standard due to contact friction caused by the fact that a spiral blanking rod and a cylinder wall of the packaging machine are made of metal materials.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic airtight packing device for lithium tetrafluoroborate comprises a sealed packing machine body, a first conveying belt and a canning machine, wherein an upper packing chamber is arranged at the upper part of the sealed packing machine body, a lower equipment chamber is arranged at the lower part of the sealed packing machine body, a partition plate is arranged between the upper packing chamber and the lower equipment chamber, cabinet doors are respectively arranged on the front side surfaces of the upper packing chamber and the lower equipment chamber, supporting legs are respectively arranged at four corners of the bottom surface of the lower equipment chamber, a hanging rod is fixed at the left part of the inner top surface of the upper packing chamber, the lower end of the hanging rod is fixed on a lantern ring, the canning machine is sleeved in the lantern ring, a feeding hole is formed in the right part of the upper end surface of the canning machine, and a material suction pipe is connected to the feeding hole;

the below of canning machine is provided with first conveyer belt, and about the bottom of first conveyer belt two all with be fixed with the backup pad between the baffle, the up end left part of baffle is fixed with first support frame, and the upper end of first support frame is fixed outside dust absorption mechanism, the up end right part of baffle is fixed with the second support frame, and the upper end of second support frame supports on the mounting panel.

Preferably, control panel is installed on the left surface upper portion of sealed package organism, and left window has been seted up at the left surface middle part of sealed package organism, and right window has been seted up at the right side middle part of sealed package organism, left window and right window are passed respectively at both ends around the first conveyer belt, and seted up the back window on the trailing flank of sealed package organism, and it has the second conveyer belt to pass in the back window, it has the intussuseption lid to carry on the second conveyer belt, and install nitrogen compressor in the lower equipment room of sealed package organism lower part, and the output trachea of nitrogen compressor leads to in the packing chamber.

Preferably, the up end mid-mounting of canning machine has the axle bed, and the lower part of axle bed is provided with the (mixing) shaft, and is provided with the screw on the (mixing) shaft to the mid-mounting of axle bed has first belt pulley, and first belt pulley cover is put in the front portion of protection casing, and the second motor is installed to protection casing up end rear portion, and installs the second belt pulley under the second motor, and the second belt pulley cover is put in the rear portion of protection casing, and the transmission is connected with the belt between second belt pulley and the first belt pulley, and canning machine and the inside surface of installing structure all are provided with the teflon cladding material.

Preferably, the lower extreme of canning machine is provided with the weighing pipe, and the upper end of weighing pipe installs first solenoid electric valve, and the second solenoid electric valve is installed to the lower extreme of weighing pipe to the upper portion of second solenoid electric valve is installed and is weighed the inductor, and the feed opening has been seted up to the lower extreme of weighing pipe.

Preferably, the front end of the dust collection mechanism is provided with a suction nozzle, a dust suction cavity is formed in the middle of the dust collection mechanism, an exhaust cavity is formed in the rear portion of the dust collection mechanism, a first motor is installed at the center of the exhaust cavity, a turbofan is installed at the front end of the first motor and located in the dust suction cavity, and dust filtration films are arranged on the left window and the rear side of the dust collection mechanism.

Preferably, be provided with linear slide rail on the lower terminal surface of mounting panel, sliding connection has the slider on the linear slide rail, and installs the flexible cylinder of third under the slider, and the outer loop front side of the flexible cylinder of third is provided with the vacuum pump, and first infrared inductor is installed to the front side lower part of vacuum pump to vacuum chuck is installed to the lower extreme of the flexible cylinder of third, and is connected with the trachea between vacuum chuck and the vacuum pump.

Preferably, a set of first telescopic cylinders is installed on the left and right sides of the front portion of the first conveying belt, a set of second telescopic cylinders is installed at the upper ends of the first telescopic cylinders on the two sides, an infrared inductor is installed on the outer annular surface of the first telescopic cylinders, clamping jaws are arranged at the front ends of the second telescopic cylinders, and the clamping jaws on the left and right sides are clamped on the two sides of the outer annular surface of the tank body respectively.

Compared with the prior art, the utility model has the beneficial effects that: the automatic airtight packaging device for lithium tetrafluoroborate has reasonable structure arrangement, avoids the contact of the lithium tetrafluoroborate and air, realizes online weighing and filling and automatic filling of the inner cover, ensures the quality and improves the overall working efficiency;

1. the method comprises the following steps that a sealed packaging machine body is divided into an upper packaging chamber and a lower equipment chamber through a partition plate, a first conveying belt, a dust suction mechanism, a second conveying belt, a mounting plate and a canning machine are mounted in the upper packaging chamber, materials are conveyed to a suspender on the lower portion of the canning machine through the canning machine and conveyed into a tank body through the suspender, then an inner filling cover is automatically pressed into the tank body, the materials are conveyed to the next procedure, the whole canning process is carried out in an environment filled with nitrogen, the materials are prevented from contacting with air, and the quality of the output materials is guaranteed;

2. the left side face and the right side face of the front part of the first conveying belt are respectively provided with a first telescopic cylinder, the upper end of the first telescopic cylinder is fixedly provided with a second telescopic cylinder, and the front end of the second telescopic cylinder is provided with a clamping jaw, so that the tank body can be clamped and lifted up conveniently, and dust is reduced conveniently during charging;

3. the bottom surface of the mounting plate in the equipment is provided with a linear slide rail, so that a slide block at the upper end of a third telescopic cylinder can horizontally slide back and forth conveniently, a vacuum chuck is driven to suck an inner filling cover on a second conveying belt, the inner filling cover is pressed into the tank body, an upper port of the tank body is blocked, and air is prevented from entering;

4. dust absorption mechanism's setting is conveniently used for absorbing away the dust of canning material in the canning machine toward jar body, inhales it and inhales the ash absorption intracavity, later breathes freely through the dirt membrane of straining of left window and dust absorption mechanism rear side and filters, leaves the material dust.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view of the interior of the upper packing compartment of the structure of the present invention;

FIG. 3 is a schematic view of the installation of a first telescopic cylinder on a first conveyor belt according to the structure of the present invention;

FIG. 4 is a schematic view of the lower structure of the mounting plate of the structure of the present invention;

FIG. 5 is a schematic view of the internal structure of the dust suction mechanism of the present invention;

fig. 6 is a schematic view showing the internal structure of the filling machine of the present invention.

In the figure: 1. a right window; 2. an upper packaging chamber; 3. sealing the packaging machine body; 4. a control panel; 5. a left window; 6. a first conveyor belt; 7. a partition plate; 8. a lower equipment chamber; 9. supporting legs; 10. a dust suction mechanism; 11. a tank body; 12. a first support frame; 13. a second conveyor belt; 14. a rear window; 15. mounting a plate; 16. a boom; 17. a collar; 18. a canning machine; 19. a shaft seat; 20. a protective cover; 21. a material suction pipe; 22. a feed inlet; 23. a first telescopic cylinder; 24. a second telescopic cylinder; 25. a clamping jaw; 26. filling the cover; 27. a linear slide rail; 28. a slider; 29. a third telescopic cylinder; 30. a vacuum pump; 31. a first infrared sensor; 32. a vacuum chuck; 33. a second support frame; 34. a suction nozzle; 35. an ash suction cavity; 36. a turbo fan; 37. an exhaust chamber; 38. a first motor; 39. a dust filtration membrane; 40. a second motor; 41. a belt; 42. a first pulley; 43. a stirring shaft; 44. a propeller; 45. a first solenoid control valve; 46. weighing a burette; 47. a weighing sensor; 48. a second solenoid control valve; 49. a feeding port; 50. a second pulley.

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.

Referring to fig. 1-6, the present invention provides a technical solution: an automatic sealed packaging device for lithium tetrafluoroborate comprises a right window 1, an upper packaging chamber 2, a sealed packaging machine body 3, a control panel 4, a left window 5, a first conveying belt 6, a partition plate 7, a lower equipment chamber 8, supporting feet 9, a dust suction mechanism 10, a tank body 11, a first support frame 12, a second conveying belt 13, a rear window 14, a mounting plate 15, a suspender 16, a lantern ring 17, a canning machine 18, a shaft seat 19, a protective cover 20, a suction pipe 21, a feed inlet 22, a first telescopic cylinder 23, a second telescopic cylinder 24, a clamping jaw 25, an inner filling cover 26, a linear sliding rail 27, a sliding block 28, a third telescopic cylinder 29, a vacuum pump 30, a first infrared inductor 31, a vacuum chuck 32, a second support frame 33, a suction nozzle 34, a dust suction cavity 35, a turbofan 36, an exhaust cavity 37, a first motor 38, a dust filtering film 39, a second motor 40, a belt 41, a first belt pulley 42, a stirring shaft 43, a second support frame 33, a dust filtering film 39, a dust filtering film, a second motor 40, a belt 41, a first belt pulley 42, a second pulley, a third pulley, a fourth pulley, A propeller 44, a first electromagnetic control valve 45, a weighing pipe 46, a weighing sensor 47, a second electromagnetic control valve 48, a feed opening 49 and a second belt pulley 50, wherein the upper part of the sealed packaging machine body 3 is provided with an upper packaging chamber 2, the lower part of the sealed packaging machine body 3 is provided with a lower equipment chamber 8, the upper part of the left side surface of the sealed packaging machine body 3 is provided with a control panel 4, the middle part of the left side surface of the sealed packaging machine body 3 is provided with a left window 5, the middle part of the right side surface of the sealed packaging machine body 3 is provided with a right window 1, the front end and the rear end of the first conveying belt 6 respectively pass through the left window 5 and the right window 1, the rear side surface of the sealed packaging machine body 3 is provided with a rear window 14, the second conveying belt 13 passes through the rear window 14, the second conveying belt 13 is conveyed with an inner filling cover 26, and the lower equipment chamber 8 at the lower part of the sealed packaging machine body 3 is internally provided with a nitrogen compressor, an output air pipe of the nitrogen compressor leads to the upper packaging chamber 2, a partition plate 7 is arranged between the upper packaging chamber 2 and the lower equipment chamber 8, cabinet doors are respectively arranged on the front side surfaces of the upper packaging chamber 2 and the lower equipment chamber 8, supporting legs 9 are respectively arranged on four corners of the bottom surface of the lower equipment chamber 8, a suspender 16 is fixed on the left part of the inner top surface of the upper packaging chamber 2, the lower end of the suspender 16 is fixed on a lantern ring 17, a canning machine 18 is sleeved in the lantern ring 17, a feeding port 22 is arranged on the right part of the upper end surface of the canning machine 18, a material sucking pipe 21 is connected onto the feeding port 22, a first conveying belt 6 is arranged below the canning machine 18, supporting plates are fixed between the left part and the right part of the bottom of the first conveying belt 6 and the partition plate 7, a group of first telescopic air cylinders 23 are respectively arranged on the left side surface and the right side surface of the front part of the first conveying belt 6, a group of second telescopic air cylinders 24 are respectively arranged on the upper ends of the first telescopic air cylinders 23 on two sides, an infrared sensor is arranged on the outer annular surface of the first telescopic cylinder 23, a clamping jaw 25 is arranged at the front end of the second telescopic cylinder 24, the clamping jaws 25 on the left side and the right side are respectively clamped on two sides of the outer annular surface of the tank body 11, a first supporting frame 12 is fixed on the left part of the upper end surface of the partition plate 7, the upper end of the first supporting frame 12 is fixed outside the dust suction mechanism 10, a suction nozzle 34 is arranged at the front end of the dust suction mechanism 10, a dust suction cavity 35 is arranged in the middle of the dust suction mechanism 10, an exhaust cavity 37 is arranged in the rear part of the dust suction mechanism 10, a first motor 38 is arranged at the center of the exhaust cavity 37, a turbofan 36 is arranged at the front end of the first motor 38, the turbofan 36 is positioned in the dust suction cavity 35, dust filtering films 39 are arranged on the rear sides of the left window 5 and the dust suction mechanism 10, a second supporting frame 33 is fixed on the right part of the upper end surface of the partition plate 7, and the upper end of the second supporting frame 33 is supported on the mounting plate 15, a linear slide rail 27 is arranged on the lower end face of the mounting plate 15, a slide block 28 is connected on the linear slide rail 27 in a sliding manner, a third telescopic cylinder 29 is arranged below the slide block 28, a vacuum pump 30 is arranged on the front side of the outer ring face of the third telescopic cylinder 29, a first infrared inductor 31 is arranged on the lower portion of the front side of the vacuum pump 30, a vacuum sucker 32 is arranged at the lower end of the third telescopic cylinder 29, an air pipe is connected between the vacuum sucker 32 and the vacuum pump 30, a shaft seat 19 is arranged in the middle of the upper end face of the canning machine 18, a stirring shaft 43 is arranged on the lower portion of the shaft seat 19, a propeller 44 is arranged on the stirring shaft 43, a first belt pulley 42 is arranged in the middle of the shaft seat 19, the first belt pulley 42 is sleeved in the front portion of the shield 20, a second motor 40 is arranged on the rear portion of the upper end face of the shield 20, a second belt pulley 50 is arranged below the second motor 40, and the second belt pulley 50 is sleeved in the rear portion of the shield 20, a belt 41 is connected between the second belt pulley 50 and the first belt pulley 42 in a transmission manner, teflon plating layers are arranged on the surfaces of the filling machine 18 and the internal installation structure of the filling machine, a weighing pipe 46 is arranged at the lower end of the filling machine 18, a first electromagnetic control valve 45 is arranged at the upper end of the weighing pipe 46, a second electromagnetic control valve 48 is arranged at the lower end of the weighing pipe 46, a weighing sensor 47 is arranged at the upper part of the second electromagnetic control valve 48, and a discharging port 49 is arranged at the lower end of the weighing pipe 46.

As shown in fig. 1-2, the overall structure of the equipment is mainly shown, the inside of a sealed packaging machine body 3 is divided into an upper packaging chamber 2 and a lower equipment chamber 8 by a partition plate 7, a first conveying belt 6, a dust suction mechanism 10, a second conveying belt 13, a mounting plate 15 and a canning machine 18 are arranged in the upper packaging chamber 2, materials are conveyed to a suspender 16 at the lower part of the canning machine 18 through the canning machine, then conveyed to a tank body 11 through the suspender 16, then an inner filling cover is automatically pressed on the tank body 11, and then conveyed to the next procedure, the whole canning process is carried out in an environment filled with nitrogen, so that the materials are prevented from contacting with air, and the quality of the discharged materials is ensured;

as shown in fig. 2-3, the left and right sides of the front part of the first conveyor belt 6 are provided with first telescopic cylinders 23, the upper end of the first telescopic cylinder 23 is fixed with a second telescopic cylinder 24, and the front end of the second telescopic cylinder 24 is provided with a clamping jaw 25, so that the tank body 11 can be conveniently clamped and lifted up straight after being clamped, and dust can be reduced during loading;

as shown in fig. 4, a linear slide rail 27 is arranged on the bottom surface of the mounting plate 15 in the present apparatus, which facilitates the horizontal back and forth sliding of a slide block 28 at the upper end of a third telescopic cylinder 29, so as to drive a vacuum chuck 32 to suck the infill cover 26 on the second conveyor belt 13 and press the infill cover into the tank 11, so as to block the upper port of the tank 11 and avoid air entering;

as shown in fig. 5-6, the dust suction mechanism 10 of the present apparatus is conveniently arranged to suck away the dust of the materials canned in the can body 11 by the canning machine 18, suck the dust into the dust suction chamber 35, and then perform air-permeable filtration through the left window 5 and the dust filtration membrane 39 at the rear side of the dust suction mechanism 10 to leave the material dust;

meanwhile, a weighing pipe 46 is arranged at the lower part of the filling machine 18, and a first electromagnetic control valve 45 and a second electromagnetic control valve 48 are respectively arranged at the upper end and the lower end of the weighing pipe 46, so that the first electromagnetic control valve 45 is closed and the second electromagnetic control valve 48 is opened after the weighing sensor 47 senses that the weight in the weighing pipe 46 reaches the standard, and the materials are put into the tank body 11 through a discharge port 49 at the lower end of the weighing pipe 46.

The working principle is as follows: when the lithium tetrafluoroborate automatic closed packaging device is used, firstly, nitrogen is continuously flushed into the upper packaging chamber 2 through a nitrogen compressor in the lower equipment chamber 8, so that equipment installed in the upper packaging chamber 2 works in an environment filled with nitrogen, a worker manually puts the tank body 11 onto the first conveying belt 6, enters the upper packaging chamber 2 from the left window 5, when infrared sensors on first telescopic cylinders 23 on the left and right sides of the front part of the first conveying belt 6 sense the tank body 11, a second telescopic cylinder 24 on the upper end of the first telescopic cylinder 23 starts to extend, clamps the tank body 11 through a clamping jaw 25, then straightly extends through the first telescopic cylinder 23, lifts the tank body 11, weighs materials through a weighing pipe 46 on the lower part of the canning machine 18, puts the materials into the tank body 11, after the putting is completed, the tank body 11 is put back onto the first conveying belt 6 and continues to be conveyed to the other side, when the material is conveyed to the lower part of the mounting plate 15, the inner filling cover 26 sucked by the vacuum suction cup 32 at the lower end of the third telescopic cylinder 29 is straightly pressed downwards into the tank body 11 to block the upper port of the tank body 11, so that the material in the tank body 11 is prevented from contacting with air, and the tank body 11 with the inner filling cover 26 mounted thereon is continuously conveyed to the next procedure through the first conveyor belt 6.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic airtight packing plant of lithium tetrafluoroborate, includes sealed packing organism (3), first conveyer belt (6) and canning machine (18), its characterized in that: an upper packaging chamber (2) is arranged at the upper part of the sealed packaging machine body (3), a lower equipment chamber (8) is arranged at the lower part of the sealed packaging machine body (3), a partition plate (7) is arranged between the upper packaging chamber (2) and the lower equipment chamber (8), cabinet doors are respectively installed on the front side surfaces of the upper packaging chamber (2) and the lower equipment chamber (8), supporting legs (9) are respectively installed at four corners of the bottom surface of the lower equipment chamber (8), a hanging rod (16) is fixed at the left part of the inner top surface of the upper packaging chamber (2), the lower end of the hanging rod (16) is fixed on a lantern ring (17), a canning machine (18) is sleeved in the lantern ring (17), a feeding port (22) is arranged at the right part of the upper end surface of the canning machine (18), and a material suction pipe (21) is connected to the feeding port (22);

the below of canning machine (18) is provided with first conveyer belt (6), and about the bottom of first conveyer belt (6) two all with be fixed with the backup pad between baffle (7), the up end left part of baffle (7) is fixed with first support frame (12), and the upper end of first support frame (12) is fixed outside dust absorption mechanism (10), the up end right part of baffle (7) is fixed with second support frame (33), and the upper end support of second support frame (33) is on mounting panel (15).

2. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: control panel (4) are installed on the left surface upper portion of sealed package organism (3), and left window (5) have been seted up at the left surface middle part of sealed package organism (3), and right window (1) have been seted up at the right flank middle part of sealed package organism (3), left window (5) and right window (1) are passed respectively at both ends around first conveyer belt (6), and rear window (14) have been seted up on the trailing flank of sealed package organism (3), and it has second conveyer belt (13) to pass in rear window (14), it has interior filler cap (26) to carry on second conveyer belt (13), and install nitrogen compressor in lower equipment room (8) of sealed package organism (3) lower part, and nitrogen compressor's output gas pipe leads to in last packing room (2).

3. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: the upper end face mid-mounting of canning machine (18) has axle bed (19), the lower part of axle bed (19) is provided with (mixing) shaft (43), and be provided with screw (44) on (mixing) shaft (43), and the mid-mounting of axle bed (19) has first belt pulley (42), first belt pulley (42) cover is put in the front portion of protection casing (20), second motor (40) are installed to protection casing (20) upper end face rear portion, and install second belt pulley (50) under second motor (40), second belt pulley (50) cover is put in the rear portion of protection casing (20), and be connected with belt (41) between second belt pulley (50) and first belt pulley (42) transmission, and canning machine (18) and the surface of the inside mounting structure all are provided with special fluorine dragon cladding material.

4. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: the lower extreme of canning machine (18) is provided with weighing pipe (46), and first solenoid electric valve (45) are installed to the upper end of weighing pipe (46), and second solenoid electric valve (48) are installed to the lower extreme of weighing pipe (46) to weighing inductor (47) are installed on the upper portion of second solenoid electric valve (48), and feed opening (49) have been seted up to the lower extreme of weighing pipe (46).

5. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: the front end of the dust collection mechanism (10) is provided with a suction nozzle (34), a dust collection cavity (35) is formed in the middle of the dust collection mechanism (10), an exhaust cavity (37) is formed in the rear portion of the dust collection mechanism (10), a first motor (38) is installed at the center of the exhaust cavity (37), a turbofan (36) is installed at the front end of the first motor (38), the turbofan (36) is located in the dust collection cavity (35), and dust filtration films (39) are arranged on the rear sides of the left window (5) and the dust collection mechanism (10).

6. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: be provided with linear slide rail (27) on the lower terminal surface of mounting panel (15), sliding connection has slider (28) on linear slide rail (27), and installs third telescopic cylinder (29) under slider (28), and the outer annular front side of third telescopic cylinder (29) is provided with vacuum pump (30), and first infrared inductor (31) are installed to the front side lower part of vacuum pump (30), and vacuum chuck (32) are installed to the lower extreme of third telescopic cylinder (29), and are connected with the trachea between vacuum chuck (32) and vacuum pump (30).

7. The automatic closed lithium tetrafluoroborate packaging device according to claim 1, characterized in that: a set of first telescopic cylinder (23) is all installed to the anterior left and right sides face of first conveyer belt (6), and a set of second telescopic cylinder (24) is all installed to the upper end of the first telescopic cylinder (23) on both sides, installs infrared inductor on the outer anchor ring of first telescopic cylinder (23), and the front end of second telescopic cylinder (24) is provided with clamping jaw (25), and control clamping jaw (25) on both sides centre gripping respectively in the outer anchor ring both sides of jar body (11).