CN213384807U

CN213384807U - Ultra-fine powder clean packing machine

Info

Publication number: CN213384807U
Application number: CN202022044993.6U
Authority: CN
Inventors: 王利强
Original assignee: Jiangnan University
Current assignee: Jiangnan University
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-08
Anticipated expiration: 2030-09-17

Abstract

The utility model belongs to the technical field of powder filling equipment, and relates to a superfine powder cleaning packaging machine, which comprises a bag taking and feeding mechanism, a filling mechanism, a conveying mechanism and a sealing mechanism, wherein the bag taking and feeding mechanism is used for taking out a valve bag in a bag warehouse and conveying the valve bag to the filling mechanism for filling operation, and the valve bag after filling operation is conveyed to the sealing mechanism by the conveying mechanism for sealing operation; get bag and go up a bag mechanism including getting bag and go up a bag frame, get bag and go up bag frame top surface installation servo module, slide on the servo module and set up top shoe and lower slider, the bag sucking disc is got in the installation on the slider down, installs mechanical package on the top shoe and presss from both sides. The packaging machine can solve the problems of serious pollution, low efficiency, serious material waste, low packaging precision and the like in the traditional superfine powder packaging process in China so as to promote the progress of the superfine powder packaging and transporting industry and improve the international competitiveness of superfine powder production enterprises in China.

Description

Ultra-fine powder clean packing machine

Technical Field

The utility model belongs to the technical field of the powder fills equipment, a superfine powder cleans packagine machine is related to.

Background

The common superfine powder packing method in domestic market at present is the traditional manual packing, and the other method is the semi-manual or full-automatic packing directly by using a granular material or common powder packing machine. On one hand, manual packaging consumes a large amount of labor and the packaging precision is controlled by people; on the other hand, the pollution is serious, which not only causes great threat to the health of workers, but also causes unpredictable results to subsequent application production lines of the workers.

Compared with the domestic powder valve port packing machine, the foreign powder valve port packing machine adopts the air-blowing type feeding mode for high-pressure filling, has higher degree of mechanization and little pollution, but has strict requirements on the powder manufacturing process and the packaging bag (the requirement on uniform powder, high strength and good air permeability of the packaging bag is required).

Therefore, the development of high-precision clean packaging equipment suitable for packaging ultrafine powder is urgently needed in China. On one hand, the production quality of domestic ultrafine powder and the production quality of valve bag packaging are difficult to meet the requirements of foreign machines, and on the other hand, the high cost of foreign equipment is caused.

Disclosure of Invention

The utility model provides an above-mentioned problem, provide a superfine powder clean packagine machine, this packagine machine can solve and pollute seriously, inefficiency, the extravagant serious and packing precision low grade problem of material in the present internal superfine powder packaging process to promote the progress of superfine powder packing transportation trade, improve the competitiveness of internal superfine powder manufacturing enterprise internationally.

According to the technical scheme of the utility model: a superfine powder clean packaging machine is characterized in that: the bag taking and feeding mechanism is used for taking out the valve bag in the bag warehouse and sending the valve bag to the filling mechanism for filling operation, and the valve bag after filling operation is conveyed to the sealing mechanism by the conveying mechanism for sealing operation;

the bag taking and feeding mechanism comprises a bag taking and feeding rack, a servo module is mounted on the top surface of the bag taking and feeding rack, an upper sliding block and a lower sliding block are arranged on the servo module in a sliding mode, a bag taking sucker is mounted on the lower sliding block, and a mechanical bag clamp is mounted on the upper sliding block;

the filling mechanism comprises a filling rack, a casing is arranged on the filling rack, a feed inlet of the casing is provided with a bin, an outer screw rod is rotationally arranged in the casing, an inner screw rod is rotationally arranged in an inner cavity of the outer screw rod, a grid is arranged at the lower end of the outer screw rod, which corresponds to a discharging part of the bin, discharging of the bin enters the inner cavity of the outer screw rod through the grid, two groups of driving assemblies are arranged at one end of the casing to respectively drive the outer screw rod and the inner screw rod to rotate, a discharging nozzle is arranged at the other end of the casing, a bag expanding assembly is arranged on one side, which is close to the discharging;

conveying mechanism includes the platform of weighing, and the cooperation of platform of weighing top sets up holds up the bag and moves a bag subassembly, holding up the bag and moving a bag subassembly including setting up in the guide rail of platform one side of weighing, slide on the guide rail and set up pneumatic case, pneumatic case connection holds up the bag and moves the bag clamp, and pneumatic case can slide on the guide rail, and platform one side of weighing sets up the conveyer belt.

As a further improvement, the feed bin internal rotation sets up stirring fan blade, and stirring fan blade stretches out the axial region in the feed bin outside and is connected with the output shaft of first motor through first shaft coupling, and first motor is installed on feed bin fixed surface's mount pad.

As a further improvement of the utility model, the driving component for driving the outer screw rod comprises a second motor, the output shaft of the second motor is connected with a lower driving wheel through a second coupling, the outer screw rod is provided with an upper driving wheel, and the upper driving wheel and the lower driving wheel are provided with a driving belt in a tensioning way;

the driving assembly for driving the inner screw comprises a third motor, and an output shaft of the third motor is connected with the inner screw through a third coupler.

As a further improvement, the bag expansion assembly comprises an expansion air bag which is arranged on the casing and is close to one end of the discharge nozzle, and the expansion air bag is flushed and discharged by an air bag valve port.

As a further improvement of the utility model, the air exhaust component comprises a negative pressure air exhaust part, an air exhaust opening is arranged on the negative pressure air exhaust part, and the negative pressure air exhaust part is communicated with the inner cavity of the casing.

As a further improvement of the utility model, the surfaces of the outer screw rod and the inner screw rod are respectively provided with helical blades so as to push the blanking of the storage bin to the discharging nozzle.

As a further improvement, the fourth motor is installed to guide rail one end, and the output shaft of fourth motor is connected with the lead screw through the shaft coupling, the screw seat threaded connection that lead screw and pneumatic bottom of the case face set up.

As a further improvement, the sealing mechanism comprises a heat sealing machine, the heat sealing machine is provided with a heat sealing sheet, and the feeding end of the heat sealing sheet is provided with a guiding roller.

The technical effects of the utility model reside in that: 1. the utility model discloses from getting the bag and going up the bag to finished product output, full automation control has liberated the labour, improves production efficiency.

2. The variable pitch screw is adopted to densely fill the ultrafine powder, so that the powder is more dense, the gas content of the ultrafine powder is reduced, the powder is not easy to fly, the working environment is purified, and the safety performance is improved.

3. Single-station double-screw filling is adopted in filling of the ultrafine powder, filling precision is improved by the stage filling of the double screws, and meanwhile, the whole mechanical scheme is simplified by the design of a single station.

4. The shell is provided with a negative pressure vacuum pumping section which pumps away the gas in the ultrafine powder, thereby further reducing the gas content of the ultrafine powder, further avoiding dust flying and ensuring smoother filling.

5. The expansion air bag is annularly arranged on the feeding nozzle to replace a common bag pressing device, and after the bag opening of the valve bag is sleeved into the feeding nozzle, the expansion air bag expands to support the bag opening to play roles in fixing the bag opening and sealing, so that dust overflow in the filling process is avoided.

Drawings

Fig. 1 is an overall structure diagram of the embodiment of the present invention.

Fig. 2 is a side view of the embodiment of the present invention.

Fig. 3 is a sectional view of a filling mechanism according to an embodiment of the present invention.

Fig. 4 is an elevation view of an embodiment of the present invention in transfer closure.

Fig. 5 is a side view of the embodiment of the present invention.

Description of reference numerals: 1-bag warehouse; 101-a valve bag; 2-bag taking and feeding rack; 3-a servo module; 301-upper slider; 302-lower slider; 4-bag taking and sucking; 5, mechanically wrapping and clamping; 6-weighing platform; 7-holding and moving the bag assembly; 8-filling the frame; 9-a storage bin; 10-a housing; 11-a discharge nozzle; 12-inflating the balloon; 13-airbag valve port; 14-negative pressure air extraction component; 15 an air extraction opening; 16-stirring fan blades; 17-a first coupling; 18-a first electric machine; 19-an external screw rod; 20-an internal screw; 21-a grid; 22-upper driving wheel; 23-a transmission belt; 24-a lower driving wheel; 25-a second coupling; 26-a second motor; 27-a third coupling; 28-a third motor; 30-holding the bags and moving the bag clamps; 31-a pneumatic box; 32-a guide rail; 33-a fourth motor; 34-a conveyor belt; 35-a fifth motor; 36-a heat sealer; 37-a guide groove; 38-heat sealing sheet.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses superfine powder cleans packagine machine mainly includes gets bag and goes up bag mechanism, fill mechanism, transport mechanism and involution mechanism, gets bag and goes up bag mechanism and be arranged in taking out the valve bag in bag storehouse 1 and send to filling mechanism department and fill the operation, and the valve bag after filling the operation is carried to involution mechanism department by transport mechanism and is sealed the operation.

As shown in fig. 2, get in the bag mechanism of putting in the bag and get bag frame 2 as the main part, bag storehouse 1 is located get bag frame 2 below position on the bag, get bag and be provided with servo module 3, get bag sucking disc 4, mechanical package on the bag frame 2 and press from both sides 5, be provided with top shoe 301 and lower slider 302 on the servo module 3, wherein get bag sucking disc 4 and be connected with lower slider 302, mechanical package presss from both sides 5 and is connected with top shoe 301, and both move under servo module 3's effect, each other conflict. The work flow of the bag taking and feeding mechanism is as follows: the bag taking sucker 4 sucks the valve bag from the bag warehouse 1, moves rightwards, the mechanical bag clamp 5 squeezes the bag opening from the two sides of the outside, the bag opening opens an oval opening, and then the bag opening is sleeved on the discharge nozzle of the filling mechanism.

As shown in fig. 3, fill the mechanism and include feed bin 9 to and the casing 10 that links to each other with feed bin 9, there is the frame 8 that fills that supports whole mechanism under the casing 10, the leftmost of casing 10 is ejection of compact mouth 11, and ejection of compact mouth 11 is for beveling ejection of compact mouth, can prop the oval opening of valve bag mouth big, makes the bagging action go on smoothly, and ejection of compact mouth 11 right side is provided with inflation gasbag 12, gasbag valve port 13, and the sack cover that works as the valve bag is behind ejection of compact mouth 11, inflation gasbag 12 begins to inflate, and inflation gasbag 12 heaves, props the valve bag sack, utilizes frictional force to fix the sack, fills the completion back, and the gasbag valve port is deflated, and the friction disappears. The middle part of the machine shell 10 is provided with a negative pressure air exhaust part 14, an air exhaust port 15 is connected with an air pump, when powder inside the machine shell passes through, air in the powder is sucked out under the action of the negative pressure air exhaust part 14, the air content of the powder is reduced, and the powder is prevented from flying and compacting.

As shown in fig. 3, the stirring fan blades 16, the first coupling 17 and the first motor 18 are arranged inside the bin 9, and the stirring fan blades 16 rotate under the action of the first motor 18, so that when powder descends from the bin 9, the powder is prevented from arching, and the powder falls smoothly. In the lower part of the silo 9 and in the housing 10, an outer screw 19 and an inner screw 20 are provided, the inner screw 20 is located in the hollow inner cavity of the outer screw 19, the outer screw 19 is associated with a second coupling 25 and a second motor 26 under the action of an upper driving wheel 22, a driving belt 23 and a lower driving wheel 24, and the outer screw 19 is operated under the action of the second motor 26. Said outer screw 19 is associated, through a third coupling 27, with a third motor 28, the outer screw 19 being operated by the third motor 28. The outer screw 19 is provided with a grid 21 at the silo 9, and powder can fall into the inner screw 20 through the grid 21 on the outer screw 19. The outer screw 19 and the inner screw 20 are pitch-variable screws, and in order to achieve a good discharging effect, the pitches of the helical blades on the outer screw 19 and the inner screw 20 are set as follows: the screw pitch of one side close to the bin 9 is larger, and the screw pitch of one side close to the discharging nozzle 11 is denser.

The powder enters from the storage bin 9, in the quick filling stage, the outer screw rod 19 runs, the air content of the powder is reduced under the action of the variable pitch screw rod and the negative pressure air exhaust part 14, the powder is more compact, after the powder is filled for a period of time and reaches the set weight soon, the outer screw rod 19 stops running and rotates for two circles to bring back the powder at the discharge nozzle 11, the inner screw rod 20 starts running to carry out fine filling, and the rest powder is filled. The cooperation of the inner and outer double screws realizes the rapid filling and the fine filling on a single station.

After the powder filling, the valve bag is fed onto the conveyor 34 by the bag holding and moving assembly 7 and then heat-sealed by the heat sealer 36, as shown in fig. 4 and 5. A bag holding and moving assembly 7 is arranged below a discharge nozzle 11 of the filling mechanism and above a weighing platform 6 and comprises a bag holding and moving clamp 30 and a pneumatic box 31 connected with the bag holding and moving clamp, the pneumatic box 31 is connected onto a guide rail 32, a fourth motor 33 is installed at one end of the guide rail 32, an output shaft of the fourth motor 33 is connected with a screw rod through a coupler, and the screw rod is in threaded connection with a nut seat arranged on the bottom surface of the pneumatic box 31. After filling the completion, the shrink is lost heart to the inflation gasbag 12 on the casing 10, holds up the bag and moves bag clamp 30 and push away from ejection of compact mouth 11 with the valve bag, hold up the bag and move bag clamp 30 and accomplish flexible action under pneumatic case 31 effect, fourth motor 33 operation, guide rail 32 drives pneumatic case 31 and moves left, holds up the bag and moves bag clamp 30 and also takes the valve bag that fills to move left, moves to conveyer belt 34 from weighing platform 6 on, holds up the bag and moves bag clamp 30 and back down, releases the valve bag, follows pneumatic case 31 and returns to the initial position, gets into next circulation.

As shown in fig. 4, the filled valve bag enters the conveyor belt 34 under the action of the bag holding and moving mechanism, the conveyor belt 34 drives the valve bag to move leftwards under the action of the fifth motor 35, the heat sealing machine 36 is provided with a guide groove 37, the opening of the guide groove 37 is changed from big to small, the opening of the guide groove 37 is guided into the heat sealing sheet 38 for heat sealing, and after the heat sealing is completed, a finished product is output.

Claims

1. A superfine powder clean packaging machine is characterized in that: the bag taking and feeding mechanism is used for taking out a valve bag in a bag warehouse (1) and sending the valve bag to the filling mechanism for filling operation, and the valve bag after the filling operation is conveyed to the sealing mechanism by the conveying mechanism for sealing operation;

the bag taking and feeding mechanism comprises a bag taking and feeding rack (2), a servo module (3) is installed on the top surface of the bag taking and feeding rack (2), an upper sliding block (301) and a lower sliding block (302) are arranged on the servo module (3) in a sliding mode, a bag taking sucker (4) is installed on the lower sliding block (302), and a mechanical bag clamp (5) is installed on the upper sliding block (301);

the filling mechanism comprises a filling rack (8), a casing (10) is installed on the filling rack (8), a feed inlet of the casing (10) is provided with a bin (9), an outer screw rod (19) is rotatably arranged in the casing (10), an inner cavity of the outer screw rod (19) is rotatably provided with an inner screw rod (20), a grid (21) is arranged at the lower end of the outer screw rod (19) corresponding to the blanking part of the bin (9), blanking of the bin (9) enters the inner cavity of the outer screw rod (19) through the grid (21), two groups of driving components are arranged at one end of the casing (10) and respectively drive the outer screw rod (19) and the inner screw rod (20) to rotate, a discharge nozzle (11) is arranged at the other end of the casing (10), a bag expansion component is arranged on one side, close to the discharge nozzle (11), of the casing (10), and an air exhaust component for exhausting;

conveying mechanism is including weighing platform (6), and weighing platform (6) top cooperation sets up holds up bag and moves bag subassembly (7), hold up bag and move bag subassembly (7) including setting up in guide rail (32) of weighing platform (6) one side, slide on guide rail (32) and set up pneumatic case (31), pneumatic case (31) are connected and are held up bag and move bag clamp (30), and pneumatic case (31) can slide on guide rail (32), and weighing platform (6) one side sets up conveyer belt (34).

2. The ultrafine powder cleaning packaging machine according to claim 1, wherein: the utility model discloses a storage bin, including feed bin (9), the axial region that feed bin (9) were stretched out in stirring fan blade (16), the axial region that feed bin (9) outside was stretched out through first shaft coupling (17) is connected with the output shaft of first motor (18), and first motor (18) are installed on feed bin (9) fixed surface's mount pad.

3. The ultrafine powder cleaning packaging machine according to claim 1, wherein: the driving component for driving the outer screw rod (19) comprises a second motor (26), an output shaft of the second motor (26) is connected with a lower driving wheel (24) through a second coupling (25), an upper driving wheel (22) is installed on the outer screw rod (19), and a driving belt (23) is arranged on the upper driving wheel (22) and the lower driving wheel (24) in a tensioning mode;

the drive assembly for driving the inner screw (20) comprises a third motor (28), an output shaft of the third motor (28) being connected to the inner screw (20) by a third coupling (27).

4. The ultrafine powder cleaning packaging machine according to claim 1, wherein: the bag expansion assembly comprises an expansion air bag (12), the expansion air bag (12) is arranged at one end, close to the discharging nozzle (11), of the machine shell (10), and the expansion air bag (12) is inflated and deflated through an air bag valve port (13).

5. The ultrafine powder cleaning packaging machine according to claim 1, wherein: the air exhaust assembly comprises a negative pressure air exhaust part (14), an air exhaust opening (15) is formed in the negative pressure air exhaust part (14), and the negative pressure air exhaust part (14) is communicated with the inner cavity of the machine shell (10).

6. The ultrafine powder cleaning packaging machine according to claim 1, wherein: helical blades are respectively arranged on the surfaces of the outer screw rod (19) and the inner screw rod (20) so as to push the blanking of the storage bin (9) to the discharging nozzle (11).

7. The ultrafine powder cleaning packaging machine according to claim 1, wherein: a fourth motor (33) is installed at one end of the guide rail (32), an output shaft of the fourth motor (33) is connected with a screw rod through a coupler, and the screw rod is in threaded connection with a screw seat arranged on the bottom surface of the pneumatic box (31).

8. The ultrafine powder cleaning packaging machine according to claim 1, wherein: the sealing mechanism comprises a heat sealing machine (36), the heat sealing machine (36) is provided with a heat sealing sheet (38), and a guide roller (37) is arranged at the feeding end of the heat sealing sheet (38).