CN215476080U - Powder packing plant is used in fertilizer production - Google Patents

Abstract

The application relates to the technical field of fertilizer production and processing, in particular to a powder packaging device for fertilizer production, which comprises a transmission mechanism, wherein the transmission mechanism is circular, and a clamping assembly for transporting a fertilizer packaging bag is fixedly connected to the transmission mechanism; fixedly connected with is used for opening the shedding mechanism of wrapping bag on the carousel, around being provided with on transport mechanism's circumference and being used for snatching the wrapping bag snatch the mechanism, be used for to the packing bag in annotating the material mechanism of irritating the material and be used for the sealing mechanism that the wrapping bag sealed, it all can contradict with transport mechanism to snatch the mechanism, annotate material mechanism and sealing mechanism and be connected. Snatch mechanism in this application, annotate material mechanism and sealing mechanism in proper order around setting up on transmission device's the circumference, snatch mechanism, annotate material mechanism and sealing mechanism and accomplish corresponding work after, carry out the work of link on next step by transmission device transport package bag, be convenient for reduce the transfer distance to improve packing efficiency.

Description

Powder packing plant is used in fertilizer production

Technical Field

The application relates to the technical field of fertilizer production and processing, in particular to a powder packaging device for fertilizer production.

Background

After the fertilizer powder is produced, the fertilizer powder is generally packaged by plastic bags, is convenient and safe to store and transport, and can be effectively moisture-proof by using the plastic bags.

At present, fertilizer powder generally undergoes three links of opening a packaging bag, filling and sealing the packaging bag in a packaging stage, and corresponding operations are finished by corresponding mechanical equipment in each link; when current fertilizer encapsulates, reinforced from the hopper, then the material reaches the conveyer belt from the export of hopper because of the reason of gravity, and the material gets into the receipts silo after moving to the tip on the conveyer belt, pours into the wrapping bag into afterwards. After the fertilizer is filled in the packaging bag, the packaging bag is conveyed out of the machine through a conveying belt, and then the packaging bag is sealed by a sealing machine.

In view of the above-mentioned related technologies, the inventor found that the fertilizer needs to be transported for a long distance for many times during the packaging process, and has the defect of low packaging efficiency.

SUMMERY OF THE UTILITY MODEL

For the packing efficiency of fertilizer powder, this application provides a powder packing plant is used in fertilizer production.

The application provides a pair of powder packing plant is used in fertilizer production adopts following technical scheme:

a powder packaging device for fertilizer production comprises a transmission mechanism, wherein the transmission mechanism is circular, and a clamping assembly for transporting fertilizer packaging bags is fixedly connected to the transmission mechanism; the circumference of the conveying mechanism is provided with a grabbing mechanism for grabbing the packaging bag, an opening mechanism for opening the packaging bag, a material filling mechanism for filling materials into the packaging bag and a sealing mechanism for sealing the packaging bag, and the grabbing mechanism, the material filling mechanism and the sealing mechanism are connected with the clamping assembly in a propping mode.

Through adopting above-mentioned technical scheme, snatch the mechanism and snatch the wrapping bag and transmit for the centre gripping subassembly after, the centre gripping subassembly presss from both sides tight wrapping bag and rotates along with the rotation of carousel, struts the wrapping bag sack by opening mechanism, and transport mechanism transports the wrapping bag and annotates the material to annotating material mechanism department afterwards, and transport mechanism transports the wrapping bag and seals to sealing mechanism department after accomplishing the notes material to accomplish the packing operation. Snatch mechanism in this application, annotate material mechanism and sealing mechanism in proper order around setting up on transmission device's the circumference, snatch mechanism, annotate material mechanism and sealing mechanism and accomplish corresponding work after, carry out the work of link on next step by transmission device transport package bag, be convenient for reduce the transfer distance to improve packing efficiency.

Preferably, the transmission mechanism comprises a support table, the support table is fixedly connected with a driving motor and a gearbox, an output shaft of the driving motor and an input shaft of the gearbox are in transmission through a belt pulley, and an output shaft of the gearbox is fixedly connected with the turntable; the supporting table is provided with a channel, a ball is arranged in the channel, and the ball is abutted to the turntable.

By adopting the technical scheme, the support table is used for bearing the driving motor, the gearbox and the turntable and plays a main role in fixing and supporting; the driving motor is used for providing power, the provided power is regulated by the gearbox and then drives the turntable to rotate, and then the packaging bag is carried by the clamping assembly fixedly connected with the turntable to be conveyed; the balls placed in the grooves increase the supporting points of the turntable and the supporting table, so that the supporting force in the larger vertical direction is provided for the turntable.

Preferably, the centre gripping subassembly is provided with a plurality of groups, centre gripping subassembly and carousel fixed connection, the centre gripping subassembly includes at least two sets of hold assembly, hold assembly includes first cylinder, the interior clamp splice of fixedly connected with on the base of first cylinder, the outer clamp splice of fixedly connected with on the piston rod of first cylinder, but conflict between interior clamp splice and the outer clamp splice is connected.

Through adopting above-mentioned technical scheme, when the piston rod of first cylinder was withdrawed, outer clamp splice removed towards interior clamp splice, and then presss from both sides the wrapping bag tightly, and two sets of clamping component are used for a wrapping bag of centre gripping, are provided with a plurality of groups of centre gripping subassemblies on the carousel and can centre gripping a plurality of wrapping bags that are in different work links.

Preferably, the grabbing mechanism comprises a vertical moving assembly and a transverse moving assembly, the vertical moving assembly comprises a storage table for placing the packaging bag to be used, a gantry is fixedly connected to the storage table, an electric push rod is fixedly connected to the gantry, and the electric push rod is connected with a first sucking disc for grabbing the packaging bag.

By adopting the technical scheme, the gantry is used for bearing the electric push rod and plays a main role in fixed connection; the electric push rod pushes the sucker downwards, and after the packaging bag is sucked, the electric push rod retracts, so that the packaging bag is lifted, and then the packaging bag is placed on the clamping assembly of the rotary table through the transverse moving assembly.

Preferably, the lateral moving assembly comprises a mechanical arm for grabbing the packaging bag adsorbed by the suction cup, and the mechanical arm is located between the vertical moving assembly and the clamping assembly.

Through adopting above-mentioned technical scheme, the arm is used for snatching the wrapping bag fixed by the sucking disc, and the arm swing is placed the wrapping bag on the centre gripping subassembly afterwards.

Preferably, the opening mechanism comprises a second cylinder, the second cylinder is fixedly connected to the turntable, a piston rod of the second cylinder is fixedly connected to a swing arm, the swing arm is rotatably connected to an inner support frame and an outer support frame, and the inner support frame is hinged to the outer support frame; and a third air cylinder is fixedly connected to the swing arm and is hinged to the inner support frame.

By adopting the technical scheme, the piston rod of the second cylinder is retracted downwards to drive the pendulum to move downwards, and after the inner support frame and the outer support frame are inserted into the packaging bag, the piston rod of the third cylinder extends to push the inner support frame, the upper ends of the inner support frame and the outer support frame are closed, and the lower ends of the inner support frame and the outer support frame are separated, so that the packaging bag is opened; and then the piston rod of the third cylinder is retracted, the upper ends of the inner support frame and the outer support frame are separated, the lower ends of the inner support frame and the outer support frame are closed, the piston rod of the second cylinder extends upwards to drive the swing arm to move upwards, and the inner support frame and the outer support frame leave from the packaging bag.

Preferably, the material injection mechanism comprises a coarse material injection assembly and a fine material injection assembly; the rough material injection assembly comprises a first hydraulic cylinder, and a piston rod of the first hydraulic cylinder is fixedly connected with a rough material injection funnel; the rough injection hopper is sleeved with a dust cover, and the dust cover is fixed through a fixing frame.

Through adopting above-mentioned technical scheme, drive the wrapping bag when centre gripping subassembly and remove under the dust cover, the piston rod of first pneumatic cylinder is withdrawed downwards, thereby the material funnel of thick notes descends, and thick notes material funnel passes in the dust cover stretches into the wrapping bag, annotates the material, and the dust cover should be in order to reduce the raise dust diffusion of annotating the material in-process.

Preferably, the thin material subassembly of annotating includes the second pneumatic cylinder, the piston rod fixedly connected with thin material funnel of annotating of second pneumatic cylinder, thin material funnel below of annotating is provided with the third pneumatic cylinder, and the piston rod fixedly connected with of third pneumatic cylinder carefully annotates the material loading board, thin material loading board fixedly connected with second clamping component that annotates, second clamping component includes the fourth cylinder, fourth cylinder fixed connection is on thin material loading board of annotating, the fourth cylinder is provided with the clamp splice that is used for pressing from both sides tight wrapping bag, fixedly connected with is used for measuring the sensor of fertilizer weight in the wrapping bag on the clamp splice.

Through adopting above-mentioned technical scheme, the centre gripping subassembly on the carousel carries the wrapping bag and arrives carefully annotates material subassembly position department, the third pneumatic cylinder drives carefully annotates the material loading board and moves down, fourth cylinder drive clamp splice is tight with the wrapping bag clamp, the wrapping bag is loosened to the centre gripping subassembly on the carousel, the sensor is used for detecting the weight of fertilizer in the wrapping bag, the decline of second pneumatic cylinder drive carefully annotates the material funnel, carefully annotate the material in the material funnel inserts the wrapping bag and carefully annotates, the weight of the material link is reduced for the standard weight of factory setting into to the weight of pouring into fertilizer.

Preferably, sealing mechanism includes sealing work platform, the outer clamp splice of fixedly connected with on the sealing work platform, the last fixedly connected with fourth pneumatic cylinder of sealing work platform, the clamp splice in the piston rod fixedly connected with heating of fourth pneumatic cylinder, but interior clamp splice is contradicted with outer clamp splice and is connected.

By adopting the technical scheme, the sealing workbench is used for bearing the outer clamping block and plays a main role in fixing and supporting; after the centre gripping subassembly on the carousel was close to sealing mechanism, one side and the sealed outer clamp splice butt of wrapping bag, the clamp splice removes towards sealed outer clamp splice in the fourth pneumatic cylinder drive heating, and then encapsulates the wrapping bag sack.

In summary, the present application includes at least one of the following beneficial technical effects: snatch mechanism in this application, annotate material mechanism and sealing mechanism in proper order around setting up on transmission device's the circumference, snatch mechanism, annotate material mechanism and sealing mechanism and accomplish corresponding work after, carry out the work of link on next step by transmission device transport package bag, be convenient for reduce the transfer distance to improve packing efficiency.

Drawings

Fig. 1 is a structural view of a powder packaging device for fertilizer production in the embodiment.

Fig. 2 is a schematic structural diagram of the transport mechanism in this embodiment.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic structural view of the grasping mechanism in the present embodiment.

Fig. 5 is a schematic structural view of the opening mechanism in the present embodiment.

Fig. 6 is a schematic structural diagram of the rough pouring component in the present embodiment.

Fig. 7 is a schematic structural view of the fine injection assembly in the present embodiment.

Fig. 8 is a schematic view of the structure of the sealing mechanism in the present embodiment.

Description of reference numerals: 1. a transport mechanism; 11. a support table; 111. a drive motor; 112. a gearbox; 113. a ball bearing; 12. a clamping assembly; 121. a first cylinder; 122. an inner clamping block; 123. an outer clamping block; 13. a turntable; 2. an opening mechanism; 21. a second cylinder; 22. swinging arms; 23. an inner support frame; 24. an outer support frame; 25. a third cylinder; 261. an opening workbench; 262. a second electric push rod; 263. a second suction cup; 3. a grabbing mechanism; 31. a vertical movement assembly; 311. a storage table; 312. a first suction cup; 313. an electric push rod; 32. a mechanical arm; 4. a material injection mechanism; 41. a coarse injection component; 411. a first hydraulic cylinder; 412. a rough material injection funnel; 413. a dust cover; 42. a fine injection component; 421. a second hydraulic cylinder; 422. a fine injection hopper; 423. a fourth cylinder; 424. weighing the clamping block; 43. a third hydraulic cylinder; 44. fine injection bearing plates; 5. a sealing mechanism; 51. sealing the workbench; 52. sealing the outer clamping block; 53. a fourth hydraulic cylinder; 54. and heating the inner clamping block.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses powder packing plant is used in fertilizer production. Referring to fig. 1 and 2, powder packing plant for fertilizer production includes transport mechanism 1, snatchs mechanism 3, opening mechanism 2, annotates material mechanism 4 and sealing mechanism 5, and transport mechanism 1 includes brace table 11 and carousel 13, and brace table 11 is the cuboid form, and carousel 13 is circular, and brace table 11 rotates with carousel 13 to be connected. Fixedly connected with centre gripping subassembly 12 on carousel 13 snatchs mechanism 3, shedding mechanism 2, notes material mechanism 4 and sealing mechanism 5 along anticlockwise interval distribution subaerial being close to the circumference of carousel 13, snatchs mechanism 3 in this application, annotates material mechanism 4 and sealing mechanism 5 and accomplishes corresponding work back, carries out the work of link on next step by transport mechanism 1 transport package bag, is convenient for reduce the transfer distance to improve packing efficiency.

Referring to fig. 1 and 2, in order to rotate the turntable 13 and the clamping assembly 12 fixedly connected to the turntable 13, a driving motor 111 and a gearbox 112 are provided in the support platform 11 in the present application, the driving motor 111 is fixedly connected to the lower end of the support platform 11 through a bolt, and the gearbox 112 is fixedly connected to the upper end of the support platform 11 through a bolt. The output shaft of the driving motor 111 and the input shaft of the gear box 112 are in transmission through a belt pulley, and the output shaft of the gear box 112 is welded at the circle center of the rotating disc 13. The gearbox 112 is used for adjusting the output rotation speed of the driving motor 111, so that the rotating disc 13 can stably rotate at a constant speed.

Referring to fig. 2, in order to provide more supporting force for the rotating disc 13 in the vertical direction, a channel is formed on the upper surface of the supporting table 11, the channel is a circle center, a ball 113 is placed in the channel, and the ball 113 abuts against the rotating disc 13.

Referring to fig. 2 and 3, in order to transport the conveying mechanism 1 with the packing bags, a plurality of groups of clamping assemblies 12 are fixedly connected to the rotating disc 13, and the plurality of groups of clamping assemblies 12 are uniformly distributed along the side wall of the rotating disc 13 at intervals. The clamping assembly 12 comprises two sets of clamping members comprising a first cylinder 121, an inner clamp block 122 and an outer clamp block 123. The base of the first cylinder 121 is horizontally and fixedly connected with the rotating disc 13, and the extension direction of the piston rod of the first cylinder 121 deviates from the circle center of the rotating disc 13. The inner clamping block 122 is fixedly connected to the base of the first cylinder 121, and the outer clamping block 123 is fixedly connected to the piston rod of the first cylinder 121; when the piston rod of the first air cylinder 121 is retracted, the inner clamping block 12254 and the outer clamping block 123 move towards each other, so that the packaging bag is clamped; when the piston rod of the first cylinder 121 is extended, the inner jaw 12254 and the outer jaw 123 are reversely moved, thereby releasing the packing bag.

Referring to fig. 1 and 4, in order to place the packaging bag on the gripper assembly 12, the gripping mechanism 3 in the present application includes a vertical moving assembly 31 and a lateral moving assembly. The vertical moving assembly 31 comprises a storage table 311, a gantry, an electric push rod 313 and a first suction tray 312, the storage table 311 is rectangular, four baffles are connected to the upper surface of the storage table 311 through bolts, the four baffles surround a rectangle, and packaging bags are placed in the baffles. The gantry is fixedly connected to the upper surface of the storage table 311 and spans over two parallel baffles. The base of the electric push rod 313 is fixedly connected to the gantry beam, and the electric push rod 313 extends vertically downwards, namely moves towards the packaging bag in the baffle. The piston rod of the electric push rod 313 is fixedly connected with a connecting frame, the first suction disc 312 is fixedly connected on the connecting frame, and the first suction disc 312 is communicated with a negative pressure source. The electric push rod 313 drives the connecting frame to extend downwards, so that the first suction disc 312 is in contact with the packaging bag, then the negative pressure source is communicated, the packaging bag is sucked by the first suction disc 312, the electric push rod 313 is started again, and the electric push rod 313 drives the connecting frame and the packaging bag to rise.

Referring to fig. 1 and 4, in order to suck the lifted packing bag onto the clamping assembly 12 by the suction cups, the traverse assembly in this application includes a robot arm 32, and the robot arm 32 is fixedly connected to the ground between the vertical movement assembly 31 and the clamping assembly 12.

Referring to fig. 1 and 5, in order to open the mouth of the packing bag clamped by the clamping assembly 12, the opening mechanism 2 in the present application includes an opening table 261, a second electric pushing rod 262 is bolted to the opening table 261, and a second suction cup 263 is fixedly connected to a piston rod of the second electric pushing rod 262. When the packaging bag clamped by the clamping assembly 12 is close to the opening mechanism 2, the piston rod of the second electric push rod 262 is extended, the second suction cup 263 is in contact with the packaging bag, after the negative pressure source is communicated, the packaging bag is sucked by the second suction cup 263, and then the piston rod of the second electric push rod 262 is retracted, so that the opening of the packaging bag is opened preliminarily.

Referring to fig. 1 and 5, a second cylinder 21 is fixedly connected to the upper surface of the opening table 261, a swing arm 22 is fixedly connected to the second cylinder 21, and the swing arm 22 is long. The swing arm 22 is rotatably connected with an inner support frame 23 and an outer support frame 24, the inner support frame 23 comprises vertical rods and transverse rods, the outer support frame 24 also comprises vertical rods and transverse rods, and the transverse rods of the inner support frame 23 are hinged with the transverse rods of the outer support frame 24. The swing arm 22 is hinged with a third cylinder 25 through a connecting block, and a piston rod of the third cylinder 25 is hinged with the inner support frame 23.

Referring to fig. 6 and 7, in order to facilitate accurate filling of the package, the filling mechanism 4 in the present application includes a coarse filling assembly 41 and a fine filling assembly 42. The rough material injection assembly 41 comprises a first hydraulic cylinder 411, a rough material injection funnel 412 and a dust cover 413, wherein the first hydraulic cylinder 411 is vertically fixed on the ground, and a piston rod of the first hydraulic cylinder 411 is fixedly connected with the rough material injection funnel 412. Dust cover 413 is located between clamping part and the thick material funnel 412 of annotating, and dust cover 413 is fixed through setting up the mount subaerial, and dust cover 413 intercommunication has the dust remover to be convenient for inhale away the dust that the in-process produced of annotating the material, reduce the diffusion. When the clamping member carries the packaging bag to the rough material injection assembly 41, the piston rod of the first hydraulic cylinder 411 is retracted, the rough material injection funnel 412 descends, and the rough material injection funnel 412 penetrates through the dust cover 413 to extend into the packaging bag for material injection; after the rough material injection is completed, the piston rod of the first hydraulic cylinder 411 is extended, and then the rough material injection assembly 41 is lifted and separated from the packaging bag, and then the packaging bag is carried by the clamping member and is transported to the fine material injection assembly 42 to complete the fine material injection.

Referring to fig. 1 and 7, the fine injection assembly 42 in the present application includes a second hydraulic cylinder 421, a fine injection funnel 422, a third hydraulic cylinder 43, a fine injection carrier plate 44, and a second clamping member. The second hydraulic cylinder 421 is fixed on the ground in the vertical direction, and a piston rod of the second hydraulic cylinder 421 is fixedly connected with the fine injection hopper 422.

Referring to fig. 1 and 7, the third hydraulic pressure 43 is vertically fixed on the ground, the third hydraulic cylinder 43 is located between the transmission mechanism 1 and the second hydraulic cylinder 421, and the fine injection material bearing plate 44 is fixedly connected with the piston rod of the third hydraulic cylinder 43. Second clamping component fixed connection is on the carefully annotating material loading board, and the second clamping component includes fourth cylinder 423 and clamping piece 424 of weighing, and clamping piece 424 fixed connection of weighing is on fourth cylinder 423, and fourth cylinder 423 fixed connection is on carefully annotating material loading board 44, and fixedly connected with sensor on the clamping piece 424 of weighing. After the clamping part on the turntable carries the packaging bag which finishes the rough material injection to the fine material injection assembly 42, the piston rod of the third hydraulic cylinder 43 is retracted, so that the fine material injection bearing plate 44 and the second clamping part on the fine material injection bearing plate 44 descend, then the piston rod of the fourth cylinder 423 is retracted, the packaging bag is clamped tightly by the weighing clamping block 424, meanwhile, the packaging bag is loosened by the clamping part, the weight of the fertilizer in the packaging bag is measured by a sensor on the weighing clamping block 424, the material is injected into the packaging bag by the fine material injection hopper 422, and the weight of the injected material is the standard weight set by a factory, so that the weight of the rough material injection link is reduced.

Referring to fig. 1 and 8, in order to seal the filled packing bag, the sealing mechanism 5 of the present application includes a sealing table 51, a sealing outer block 52, a fourth hydraulic cylinder 53, and a heating inner block 54. The sealing table 51 is fixed on the ground and is located between the fine injection assembly 42 and the vertical moving assembly 31. The outer sealing clamping block 52 is fixedly connected with the sealing workbench 51, and the outer sealing clamping block 52 faces the center of the rotary table 13. The fourth hydraulic cylinder 53 is fixedly connected to the sealing workbench 51, the fourth hydraulic cylinder 53 is arranged towards the circle center of the rotary table 13, and a piston rod of the fourth hydraulic cylinder 53 is fixedly connected with the heating inner clamping block 54. When the clamping part carries the packaging bag with the finished material injection to the sealing mechanism 5, the piston rod of the fourth hydraulic cylinder 53 is retracted, so that the heating inner clamping block 54 and the sealing outer clamping block 52 perform hot-pressing packaging operation on the bag opening of the packaging bag.

The implementation principle of powder packing plant for fertilizer production in the embodiment of this application is: the packing bag is horizontally placed in the barrier on the storage table 311, the packing bag is sucked and lifted by the vertical moving assembly 31, and then the lifted packing bag is grabbed by the robot arm 32 and placed on the clamping member of the turntable 13. Under the action of the driving motor 111 and the gear box 112, the rotating disc 13 drives the packaging bag to move, the packaging bag firstly reaches the opening mechanism 2, the second suction cup 263 on the second electric push rod 262 firstly sucks the packaging bag, and then the packaging bag is further opened by the inner support frame 23 and the outer support frame 24 on the swing arm 22. The packaging bag with the opened bag mouth is continuously transported to the rough material injection assembly 41 by the clamping part, and rough material injection is carried out on the packaging bag by the rough material injection funnel 412. The bag with the coarse material injection is transported to the fine material injection assembly 42 by the holding member, and the fine material injection is performed to the bag through the fine material injection funnel 422. After the material injection is finished, the fertilizer powder is transported to the sealing mechanism 5 by the clamping part for sealing operation, so that the packaging effect of the fertilizer powder is finished.

The above examples are only used to illustrate the technical solutions of the present application, and do not limit the scope of the present application. It is to be understood that the embodiments described are only some of the embodiments of the present application and not all of them. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art may still make various combinations, additions, deletions or other modifications of the features of the embodiments of the present application without conflict, and thus, different technical solutions that do not substantially depart from the spirit of the present application may be obtained.

Claims (9)

1. The utility model provides a powder packing plant is used in fertilizer production which characterized in that: the fertilizer conveying device comprises a conveying mechanism (1), wherein the conveying mechanism (1) comprises a rotary table (13), the rotary table (13) is circular, and a clamping assembly (12) for transporting fertilizer packaging bags is fixedly connected to the rotary table (13); the packaging bag sealing device is characterized in that a grabbing mechanism (3) used for grabbing a packaging bag, an opening mechanism (2) used for opening the packaging bag, a material filling mechanism (4) used for filling materials into the packaging bag and a sealing mechanism (5) used for sealing the packaging bag are sequentially arranged on the circumference of the transmission mechanism (1), and the grabbing mechanism (3), the material filling mechanism (4) and the sealing mechanism (5) are all connected with the clamping assembly (12) in an abutting mode.

2. The powder packaging device for fertilizer production as claimed in claim 1, wherein: the transmission mechanism (1) comprises a support table (11), the support table (11) is fixedly connected with a driving motor (111) and a gearbox (112), an output shaft of the driving motor (111) is in transmission with an input shaft of the gearbox (112) through a belt pulley, and an output shaft of the gearbox (112) is fixedly connected with a rotary table (13); the supporting table (11) is provided with a channel, a ball (113) is arranged in the channel, and the ball (113) is abutted to the turntable.

3. The powder packaging device for fertilizer production as claimed in claim 1, wherein: centre gripping subassembly (12) are provided with a plurality of groups, centre gripping subassembly (12) and carousel fixed connection, centre gripping subassembly (12) include at least two sets of hold assembly, hold assembly includes first cylinder (121), clamp splice (122) in the fixedly connected with on the base of first cylinder (121), but on the piston rod of first cylinder (121) fixedly connected with outer clamp splice (123), conflict between interior clamp splice (122) and outer clamp splice (123) and be connected.

4. The powder packaging device for fertilizer production as claimed in claim 1, wherein: the grabbing mechanism (3) comprises a vertical moving assembly (31) and a transverse moving assembly, the vertical moving assembly (31) comprises a storage table (311) used for placing packaging bags to be used, a gantry is fixedly connected to the storage table (311), an electric push rod (313) is fixedly connected to the gantry, and the electric push rod (313) is connected with a first sucking disc (312) used for grabbing the packaging bags.

5. The powder packing plant is used in fertilizer production of claim 4, characterized in that: the transverse moving assembly comprises a mechanical arm (32) used for grabbing the packaging bag adsorbed by the suction cup, and the mechanical arm (32) is located between the vertical moving assembly (31) and the clamping assembly (12).

6. The powder packaging device for fertilizer production as claimed in claim 1, wherein: the opening mechanism (2) comprises a second air cylinder (21), the second air cylinder (21) is fixedly connected to a hole-opening workbench (261) close to the rotary table (13), a piston rod of the second air cylinder (21) is fixedly connected with a swing arm (22), an inner support frame (23) and an outer support frame (24) are rotatably connected to the swing arm (22), and the inner support frame (23) is hinged to the outer support frame (24); and a third air cylinder (25) is fixedly connected to the swing arm (22), and the third air cylinder (25) is hinged to the inner support frame (23).

7. The powder packaging device for fertilizer production as claimed in claim 1, wherein: the material injection mechanism (4) comprises a coarse material injection assembly (41) and a fine material injection assembly (42); the rough material injection assembly (41) comprises a first hydraulic cylinder (411), and a piston rod of the first hydraulic cylinder (411) is fixedly connected with a rough material injection hopper (412); the rough injection hopper (412) is sleeved with a dust cover (413), and the dust cover (413) is fixed through a support frame.

8. The powder packaging device for fertilizer production as claimed in claim 7, wherein: carefully annotate material subassembly (42) and include second pneumatic cylinder (421), piston rod fixedly connected with carefully annotates material funnel (422) of second pneumatic cylinder (421), carefully annotate material funnel (422) below and be provided with carefully annotate material loading board (44), carefully annotate material loading board fixedly connected with second clamping component, second clamping component includes fourth cylinder (423), fourth cylinder (423) fixed connection is on carefully annotating material loading board (44), fourth cylinder (423) are provided with clamp splice (424) of weighing that are used for pressing from both sides tight wrapping bag, fixedly connected with is used for measuring the sensor of fertilizer in the wrapping bag on clamp splice (424) of weighing.

9. The powder packaging device for fertilizer production as claimed in claim 1, wherein: sealing mechanism (5) are including sealed workstation (51), outer clamp splice (52) of fixedly connected with seal on sealed workstation (51), fixedly connected with fourth pneumatic cylinder (53) on sealed workstation (51), clamp splice (54) in the piston rod fixedly connected with heating of fourth pneumatic cylinder (53), clamp splice (54) can be contradicted with sealed outer clamp splice (52) and be connected in the heating.

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