Fertilizer weighing and packaging device

Abstract

The utility model relates to the technical field of fertilizer weighing and packaging, in particular to a fertilizer weighing and packaging device which comprises a base, supports are installed at the two ends of the top of the base, a material injection box is installed between the top ends of the two supports, a discharging pipe is installed at the bottom end of the material injection box in an embedded mode, and a weighing base is installed at the position, below the discharging pipe, of the top end of the base. A pressure sensor is installed at the top end of the weighing seat, a material crushing mechanism is installed on the material injection box, the material crushing mechanism comprises a crushing assembly, a screening assembly and a material sweeping and recycling assembly, the crushing assembly is used for crushing caked fertilizer, the screening assembly is used for screening the crushed fertilizer, and the material sweeping and recycling assembly is used for recycling the crushed fertilizer. The material sweeping and recycling assembly is used for sweeping out and collecting the intercepted disqualified crushed large-size caked fertilizer; the fertilizer feeding device is simple in structure and convenient to operate, caked fertilizer can be conveniently smashed and screened by workers, the discharging pipe is prevented from being blocked in the feeding process, and the feeding efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of fertilizer weighing and packaging, in particular to a fertilizer weighing and packaging device. Background Art

[0002] Fertilizer refers to a type of substance that provides one or more essential nutrients for plants, improves soil properties, and increases soil fertility. It is one of the material bases of agricultural production. Fertilizers are generally packaged in bags. Therefore, if they are packaged manually, the efficiency will be relatively low because bagging and sealing are not easy to operate. In addition, workers may feel uncomfortable if they directly contact fertilizers for a long time, and the labor intensity is also high. At present, some equipment that can perform mechanical packaging may have a more complex structure and cumbersome operation.

[0003] In order to solve the above technical problems, a Chinese patent with announcement number CN214875722U in the prior art discloses a fertilizer packaging device with a weighing function, wherein a moving component is movably connected to the right side of the bottom of the weighing component, a first rack is fixedly connected to the left side of the weighing box, a first gear is fixedly connected to the bottom of the first rack, and a spring is fixedly connected to the bottom of the support plate.

[0004] Although the above-mentioned prior art solution has low labor intensity and high packaging efficiency, when filling fertilizer, there are fertilizers that are stuck together and easily get stuck at the discharge port during discharge, thereby affecting the filling efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a fertilizer weighing and packaging device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A fertilizer weighing and packaging device comprises a base, brackets are installed at both ends of the top of the base, a filling box is installed between the tops of two groups of the brackets, a discharge pipe is embedded in the bottom of the filling box, a weighing seat is installed at the top of the base below the discharge pipe, a pressure sensor is installed at the top of the weighing seat, a crushing mechanism is installed on the filling box, the crushing mechanism comprises a crushing component, a screening component and a sweeping and recovering component, the crushing component is used to crush agglomerated fertilizers, the screening component is used to screen the crushed fertilizers, and the sweeping and recovering component is used to sweep out and collect intercepted and crushed large agglomerated fertilizers.

[0008] As a preferred solution of the utility model, the crushing assembly includes an opening at the top of the filling box, two groups of crushing rollers are rotatably connected to the inside of the opening, and a first motor is installed at both ends of one side of the filling box. The driving end of the first motor extends to the inside of the opening and is fixedly connected to one end of the crushing roller.

[0009] As a preferred solution of the utility model, the screening assembly includes a second motor installed on the other side of the injection box, the driving end of the second motor extends to one end inside the injection box and is equipped with a first movable shaft, a first connecting plate is sleeved on the outside of the first movable shaft, the first connecting plate is rotatably connected to the second movable shaft at one end away from the first movable shaft, the second movable shaft extends to one end outside the first connecting plate and is rotatably connected to the second connecting plate, the second connecting plate is rotatably connected to one end away from the second movable shaft and is rotatably connected to the third movable shaft, the third movable shaft extends to one end outside the second connecting plate and is rotatably connected to the third connecting plate, a support plate is installed at one end of the third connecting plate, a sieve plate is installed on the top of the two groups of support plates, and a sieve is embedded and installed on the inner side of the sieve plate.

[0010] As a preferred solution of the utility model, a limiting groove is opened on one side of the inner wall of the injection box, a limiting block is slidably connected to the inner side of the limiting groove, one end of the limiting block is fixedly connected to one end of the support plate, and the cross-sections of the limiting block and the limiting groove are both T-shaped.

[0011] As a preferred solution of the utility model, the material sweeping and recovery component includes an adjusting cylinder embedded in one end of the inner part of the filling box, the inner side of the adjusting cylinder is rotatably connected to a threaded rod, one end of the adjusting cylinder is installed with a third motor, the driving end of the third motor extends to one end of the inner side of the adjusting cylinder and is fixedly connected to one end of the threaded rod, the outer side of the threaded rod is threadedly connected to a sweeping plate, the bottom end of the sweeping plate is installed with a brush, a discharge port is opened on one side of the filling box, the horizontal position of the discharge port is flush with the horizontal position of the screen plate, and a recovery box is installed at the outer wall of the filling box corresponding to the discharge port through a positioning component.

[0012] As a preferred solution of the utility model, the positioning assembly includes a support plate installed on one side of the injection box, the top of the support plate overlaps the recovery box, fixing rods are installed on both sides of one end of the top of the support plate, a magnetic block is installed on the top of the fixing rod, and fixing grooves that engage with the fixing rods are opened at both ends of one side of the bottom of the recovery box, and an iron block that is adsorbed by the magnetic block is embedded in the inner side of the fixing groove.

[0013] As a preferred solution of the utility model, a clamping assembly is installed on the inner side of the bracket, and the clamping assembly includes a fixed plate installed on the inner side of the bracket, the cross-section of the fixed plate is U-shaped, one end of the fixed plate is slidably connected with a connecting rod, one end of the connecting rod is installed with a clamping plate, the other end of the connecting rod is installed with a pull plate, a spring is installed between one side of the pull plate and the fixed plate, and one end of the pull plate is installed with a pull ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, the agglomerated fertilizer is crushed by a crushing component, and then the falling fertilizer is screened by a screening component to make the crushed qualified fertilizer particles fall out, and then the sweeping and recovery component drives the brush to move to sweep the agglomerated particles that are still large after crushing into a recovery box for collection to be centralized for processing. The utility model has a simple structure and is easy to operate, which is convenient for the staff to crush and screen the agglomerated fertilizer to prevent it from clogging the discharge pipe during the filling process, thereby ensuring the filling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a partial cross-sectional structural diagram of the injection box of the utility model;

[0018] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0019] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure of part B.

[0020] In the figure: 1. base; 2. bracket; 3. injection box; 4. weighing seat; 5. pressure sensor; 6. crushing roller; 7. first motor; 8. second motor; 9. first movable shaft; 10. second movable shaft; 11. third movable shaft; 12. support plate; 13. screen plate; 14. screen; 15. limit block; 16. adjustment cylinder; 17. threaded rod; 18. sweeping plate; 19. brush; 20. recovery box; 21. support plate; 22. magnetic block; 23. fixing plate; 24. clamping plate; 25. pulling plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] Example:

[0023] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0024] A fertilizer weighing and packaging device comprises a base 1, brackets 2 are installed at both ends of the top of the base 1, a filling box 3 is installed between the tops of the two groups of brackets 2, a discharge pipe is embedded in the bottom of the filling box 3, a weighing seat 4 is installed at the top of the base 1 below the discharge pipe, a pressure sensor 5 is installed at the top of the weighing seat 4, a crushing mechanism is installed on the filling box 3, and the crushing mechanism includes a crushing component, a screening component and a sweeping recovery component. The crushing component is used to crush the agglomerated fertilizer, the screening component is used to screen the crushed fertilizer, and the sweeping recovery component is used to collect the intercepted fertilizer. The large-volume agglomerated fertilizers that fail to meet the crushing standards are swept out and collected. When in use, the device can crush the agglomerated fertilizers through the crushing component, and then use the screening component to screen the fallen fertilizers to make the crushed and qualified fertilizer particles fall out, and then use the sweeping and recovery component to drive the brush 19 to move and sweep the still large agglomerated particles after crushing into the recovery box 20 for collection to be centralized for processing. The device has a simple structure and is easy to operate, which is convenient for the staff to crush and screen the agglomerated fertilizers to prevent them from clogging the discharge pipe during the injection process, thereby ensuring the injection efficiency.

[0025] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the crushing assembly includes an opening at the top of the injection box 3, and two groups of crushing rollers 6 are rotatably connected to the inside of the opening. First motors 7 are installed at both ends of one side of the injection box 3. The driving end of the first motor 7 extends to the inside of the opening and is fixedly connected to one end of the crushing roller 6. First, the fertilizer is injected through the opening, and the two groups of first motors 7 are started to drive the two groups of crushing rollers 6 to rotate, so as to crush the fallen agglomerated fertilizer.

[0026] In this embodiment, if Figure 1 , Figure 2 and Figure 3As shown, the screening assembly includes a second motor 8 installed on the other side of the injection box 3, the driving end of the second motor 8 extends to one end inside the injection box 3 and is installed with a first movable shaft 9, a first connecting plate is sleeved on the outside of the first movable shaft 9, the end of the first connecting plate away from the first movable shaft 9 is rotatably connected to the second movable shaft 10, the end of the second movable shaft 10 extending to the outside of the first connecting plate is rotatably connected to the second connecting plate, the end of the second connecting plate away from the second movable shaft 10 is rotatably connected to the third movable shaft 11, the end of the third movable shaft 11 extending to the outside of the second connecting plate is rotatably connected to the third connecting plate, and a support plate is installed at one end of the third connecting plate 12. A sieve plate 13 is installed on the top of the two groups of support plates 12, and a sieve mesh 14 is embedded and installed on the inner side of the sieve plate 13. A limiting groove is opened on one side of the inner wall of the injection box 3, and a limiting block 15 is slidably connected to the inner side of the limiting groove. One end of the limiting block 15 is fixedly connected to one end of the support plate 12. The cross-sections of the limiting block 15 and the limiting groove are both T-shaped. Then, the second motor 8 is started to drive the first movable shaft 9 to rotate, drive the first connecting plate to swing in a circle, and the second movable shaft 10 rotates to continue to drive the second connecting plate to swing. The third movable shaft 11 rotates and the third connecting plate pulls the support plate 12 to drive the sieve plate 13 to perform horizontal reciprocating motion to realize the screening operation.

[0027] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the sweeping and recycling assembly includes an adjusting cylinder 16 embedded in one end of the inner side of the injection box 3, a threaded rod 17 is rotatably connected to the inner side of the adjusting cylinder 16, a third motor is installed at one end of the adjusting cylinder 16, a driving end of the third motor extends to one end of the inner side of the adjusting cylinder 16 and is fixedly connected to one end of the threaded rod 17, a sweeping plate 18 is threadedly connected to the outer side of the threaded rod 17, a brush 19 is installed at the bottom end of the sweeping plate 18, a discharge port is provided on one side of the injection box 3, and the horizontal position of the discharge port is flush with the horizontal position of the sieve plate 13, and a recovery box 20 is installed at the outer wall of the injection box 3 corresponding to the discharge port through a positioning assembly. Further, the screening assembly is used to fit one end of the sieve plate 13 to the discharge port, and then the third motor is started to drive the threaded rod 17 to rotate, so that the sweeping plate 18 slides inside the adjusting cylinder 16 and drives the brush 19 to move back and forth to sweep, so that the larger agglomerated fertilizers intercepted on the screen 14 are swept from one end of the sieve plate 13 to the discharge port and fall into the recovery box 20 for collection, waiting for centralized processing by personnel.

[0028] In this embodiment, if Figure 1 , Figure 2 and Figure 4As shown, the positioning assembly includes a support plate 21 installed on one side of the injection box 3, the top of the support plate 21 overlaps the recovery box 20, both sides of the top end of the support plate 21 are installed with fixing rods, the top of the fixing rod is installed with a magnetic block 22, both ends of the bottom side of the recovery box 20 are provided with fixing grooves that engage with the fixing rods, and an iron block adsorbed by the magnetic block 22 is embedded in the inner side of the fixing groove. A clamping assembly is installed on the inner side of the bracket 2, and the clamping assembly includes a fixing plate 23 installed on the inner side of the bracket 2. The cross-section of the fixing plate 23 is U-shaped, and one end of the fixing plate 23 is slidably connected to a connecting rod. A clamping plate 24 is installed at one end, a pulling plate 25 is installed at the other end of the connecting rod, a spring is installed between one side of the pulling plate 25 and the fixed plate 23, and a pulling ring is installed at one end of the pulling plate 25. Furthermore, the recycling box 20 is pulled upward, and the magnetic block 22 is no longer adsorbed and positioned after being separated from the iron block, so that the fertilizer in the recycling box 20 can be centrally processed. After pulling the pulling ring and cooperating with the connecting rod to drive the clamping plate 24 to move backward, one end edge of the material bag can be placed between the clamping plate 24 and the fixed plate 23, and then the pulling ring is loosened, and the spring drives the clamping plate 24 to reset and the bag body can be fixed for subsequent filling.

[0029] The implementation principle of a fertilizer weighing and packaging device in the embodiment of the present application is as follows: the fertilizer is injected through the opening, the two groups of first motors 7 are started to drive the two groups of crushing rollers 6 to rotate, and the fallen agglomerated fertilizer is crushed, the second motor 8 is started to drive the first movable shaft 9 to rotate, and the first connecting plate is driven to swing in a circle, the second movable shaft 10 rotates and continues to drive the second connecting plate to swing, the third movable shaft 11 rotates and the third connecting plate pulls the support plate 12 to drive the screen plate 13 to perform a horizontal reciprocating motion to realize the screening operation, and the screening assembly is used to fit one end of the screen plate 13 to the discharge port, and then the third motor is started to drive the threaded rod 17 to rotate. , so that the sweeping plate 18 slides inside the adjusting cylinder 16 and drives the brush 19 to move back and forth to sweep, and the larger agglomerated fertilizers intercepted on the screen 14 are swept from one end of the screen plate 13 to the discharge port and fall into the recovery box 20 for collection, waiting for centralized processing by personnel, and the recovery box 20 is pulled upward, and the magnetic block 22 is separated from the iron block and no longer adsorbed and positioned, so that the fertilizers in the recovery box 20 can be centrally processed, and after the pull ring is pulled and the connecting rod drives the clamping plate 24 to move backward, one end edge of the material bag can be placed between the clamping plate 24 and the fixed plate 23, and then the pull ring is released, and the spring drives the clamping plate 24 to reset and the bag body can be fixed for subsequent filling.

[0030] The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. In addition, the present invention is used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fertilizer weighing and packaging device, comprising a base (1), characterized in that: Both ends of the top of the base (1) are mounted with brackets (2), a filling box (3) is mounted between the tops of the two groups of brackets (2), a discharge pipe is embedded in the bottom of the filling box (3), a weighing seat (4) is mounted at the top of the base (1) below the discharge pipe, a pressure sensor (5) is mounted at the top of the weighing seat (4), a crushing mechanism is mounted on the filling box (3), the crushing mechanism comprises a crushing component, a screening component and a sweeping and recovering component, the crushing component is used to crush agglomerated fertilizer, the screening component is used to screen the crushed fertilizer, and the sweeping and recovering component is used to sweep out and collect the intercepted agglomerated fertilizer with a large volume that fails to meet the crushing standards.

2. A fertilizer weighing and packaging device according to claim 1, characterized in that: The crushing assembly comprises an opening at the top of the injection box (3), two sets of crushing rollers (6) are rotatably connected inside the opening, and first motors (7) are installed at both ends of one side of the injection box (3), and the driving end of the first motor (7) extends to the inside of the opening and is fixedly connected to one end of the crushing roller (6).

3. A fertilizer weighing and packaging device according to claim 2, characterized in that: The screening assembly comprises a second motor (8) mounted on the other side of the injection box (3); a driving end of the second motor (8) extending to one end inside the injection box (3) is mounted with a first movable shaft (9); a first connecting plate is sleeved on the outside of the first movable shaft (9); an end of the first connecting plate away from the first movable shaft (9) is rotatably connected to a second movable shaft (10); an end of the second movable shaft (10) extending to the outside of the first connecting plate is rotatably connected to a second connecting plate; an end of the second connecting plate away from the second movable shaft (10) is rotatably connected to a third movable shaft (11); an end of the third movable shaft (11) extending to the outside of the second connecting plate is rotatably connected to a third connecting plate; a support plate (12) is mounted on one end of the third connecting plate; a sieve plate (13) is mounted on the top of the two groups of support plates (12); a sieve (14) is embedded and mounted on the inner side of the sieve plate (13).

4. A fertilizer weighing and packaging device according to claim 3, characterized in that: A limiting groove is provided on one side of the inner wall of the injection box (3), a limiting block (15) is slidably connected to the inner side of the limiting groove, one end of the limiting block (15) is fixedly connected to one end of the third connecting plate, and the cross-sections of the limiting block (15) and the limiting groove are both T-shaped.

5. A fertilizer weighing and packaging device according to claim 4, characterized in that: The sweeping and recovery component comprises an adjusting cylinder (16) embedded and installed at one end of the inside of the injection box (3); a threaded rod (17) is rotatably connected to the inside of the adjusting cylinder (16); a third motor is installed at one end of the adjusting cylinder (16); a driving end of the third motor extends to one end of the inside of the adjusting cylinder (16) and is fixedly connected to one end of the threaded rod (17); a sweeping plate (18) is threadedly connected to the outside of the threaded rod (17); a brush (19) is installed at the bottom end of the sweeping plate (18); a discharge port is opened on one side of the injection box (3); the horizontal position of the discharge port is flush with the horizontal position of the screen plate (13); and a recovery box (20) is installed at the outer wall of the injection box (3) corresponding to the discharge port through a positioning component.

6. A fertilizer weighing and packaging device according to claim 5, characterized in that: The positioning assembly comprises a support plate (21) installed on one side of the injection box (3), the top of the support plate (21) overlaps the recovery box (20), fixing rods are installed on both sides of one end of the top of the support plate (21), a magnetic block (22) is installed on the top of the fixing rod, and fixing grooves engaged with the fixing rods are opened at both ends of one side of the bottom of the recovery box (20), and an iron block adsorbed by the magnetic block (22) is embedded in the inner side of the fixing groove.

7. A fertilizer weighing and packaging device according to claim 6, characterized in that: A clamping assembly is installed on the inner side of the bracket (2), and the clamping assembly comprises a fixing plate (23) installed on the inner side of the bracket (2), the fixing plate (23) having a U-shaped cross section, one end of the fixing plate (23) being slidably connected to a connecting rod, one end of the connecting rod being installed with a clamping plate (24), the other end of the connecting rod being installed with a pulling plate (25), a spring being installed between one side of the pulling plate (25) and the fixing plate (23), and one end of the pulling plate (25) being installed with a pulling ring.

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