Crayfish grading device based on weight screening

Abstract

The utility model belongs to the technical field of crayfish grading, and particularly relates to a crayfish grading device based on weight screening, which comprises a base, three groups of turning plate components are mounted on a sorting frame, a turning plate is rotatably mounted on the inner wall of a grading groove, a first connecting seat is mounted on a fixing plate, and a second connecting seat is mounted on the fixing plate. A first hydraulic cylinder is rotatably mounted on the first connecting seat, a second connecting seat is rotatably mounted on the first hydraulic cylinder, the second connecting seat is fixedly connected with the bottom side of the turnover plate, and four sets of collecting boxes are mounted on the placing frame; the control panel controls the corresponding first hydraulic cylinders in the three sets of turning plate assemblies to operate according to signals of the weighing sensors, the corresponding grading grooves are opened, the crayfishes can downwards fall into the corresponding collection boxes from the grading grooves, collection of the crayfishes is achieved, the structure does not need to be provided with multiple sorting channels, and the sorting efficiency is improved. Therefore, the crayfish is prevented from being conveyed through a conveying belt, the time for conveying the crayfish is shortened, and the sorting efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crayfish grading, in particular to a crayfish grading device based on weight screening. Background Art

[0002] Crayfish is a favorite food of people. It is very nutritious and crayfish meat also has medicinal value. With the continuous improvement of people's material living standards, the demand for crayfish is increasing. During the crayfish processing, crayfish need to be screened, so a grading device is needed.

[0003] A Chinese patent with publication number CN 115413699 A discloses a screening device for processing crayfish, comprising a frame, a table plate of the frame being rotatably connected to a chain, and a plurality of shrimp supporting components being fixed on the chain, including a tray, the tray having an upper end face opening, a side face being provided with a reversible discharge baffle, and a bottom plate being provided with a square frame groove of a step plate extending out of the discharge baffle. One end of the bottom surface of the tray is rotatably connected to the top of the vertical plate of the L-shaped support plate, and the other side of the bottom surface of the tray is in contact with the supporting weight indicating component. A discharge device is provided on the side of the long end of the frame, comprising a limit component and a discharge component. The limit component is used to limit the inclination angle of the tray, and the discharge component is used to flip the discharge baffle of the tray before discharging the material. The present invention has the following advantages and effects: the moving tray and various mechanical mechanisms are used to realize the sorting of crayfish of different weights within a certain range. The device is simple, the structure is ingenious, the cost is low, and it is suitable for promotion and use by small and medium-sized enterprises.

[0004] In the process of grading crayfish, the existing grading device requires a conveyor belt to transport the crayfish to the sorting area, where they are weighed and sent to the corresponding sorting lane. The transportation of the crayfish will waste time and result in low sorting efficiency. Therefore, to address the above problem, a crayfish grading device based on weight screening is proposed. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems existing in the prior art, the utility model proposes a crayfish grading device based on weight screening.

[0006] The technical solution adopted by the utility model to solve its technical problems is a crayfish grading device based on weight screening, comprising a base, a supporting frame installed on the base, a sorting frame installed on the supporting frame, three sets of flip plate assemblies installed on the sorting frame, the flip plate assembly comprising a grading trough, a flip plate rotatably installed on the inner wall of the grading trough, a limit plate installed on the bottom side of the flip plate, a fixed plate installed on the bottom side of the sorting frame, a first connecting seat installed on the fixed plate, a first hydraulic cylinder rotatably installed on the first connecting seat, a first hydraulic rod installed on the first hydraulic cylinder, a second connecting seat rotatably installed on the first hydraulic rod, and the second connecting seat is fixedly connected to the bottom side of the flip plate. Then, a placing rack is installed on the base, four groups of collecting boxes are installed on the placing rack, a first tripod is installed on the base, a fixed platform is installed on the first tripod, and a control panel is installed on the side wall of the fixed platform. The control panel is connected to the three groups of first hydraulic cylinders through an internal circuit, and the control panel controls the operation of the corresponding first hydraulic cylinders in the three groups of flip-plate assemblies according to the signal of the weighing sensor. The corresponding grading trough opens, and the crayfish will fall down from the grading trough into the corresponding collecting box, thereby realizing the collection of crayfish. This structure does not require the arrangement of multiple sorting lanes, thereby avoiding the use of conveyor belts to transport crayfish, reducing the time for transporting crayfish, and benefiting to improving sorting efficiency.

[0007] Preferably, a second tripod is installed on the fixed platform, a storage platform is installed on the second tripod, a discharge port is opened on the storage platform, a guide hopper is installed at the discharge port on the bottom side of the storage platform, two sets of mounting plates are installed on the fixed platform, a weighing frame is rotatably mounted on the mounting plate, a third connecting seat is installed on the fixed platform, a second hydraulic cylinder is rotatably connected to the third connecting seat, a second hydraulic rod is installed on the second hydraulic cylinder, a fourth connecting seat is rotatably connected to the second hydraulic rod, the fourth connecting seat is fixedly connected to the bottom side of the weighing frame, the second hydraulic cylinder is connected to the control panel through an internal circuit, and an inner wall of the weighing frame is provided with a mounting plate. There is an installation groove, in which a weighing sensor is installed, and the weighing sensor is connected to the control panel through an internal circuit. A connecting groove is provided on the inner wall of the weighing frame, and a connecting block is installed in the connecting groove. A connecting plate and a weighing bucket are installed on the connecting block, and the connecting plate and the weighing bucket are fixedly connected. A sealing groove is provided inside the weighing frame, and a sealing plate is installed in the sealing groove. The sealing plate is fixedly connected to the bottom side of the connecting plate. By placing all the crayfish on the storage table and then pushing the crayfish into the discharge port in turn, the crayfish then fall onto the weighing bucket, which achieves rapid feeding of the crayfish, and is beneficial to improving the feeding efficiency of the crayfish.

[0008] The utility model is beneficial in that:

[0009] 1. The utility model controls the operation of the corresponding first hydraulic cylinders in the three groups of flap assemblies according to the signals of the weighing sensors through the control panel. The corresponding grading troughs are opened, and the crayfish fall down from the grading troughs into the corresponding collection boxes, thereby realizing the collection of crayfish. This structure does not require the setting of multiple sorting lanes, thus avoiding the use of conveyor belts to transport crayfish, reducing the time for transporting crayfish, and helping to improve sorting efficiency.

[0010] 2. The utility model places all the crayfish on the storage table, pushes the crayfish into the discharge port one by one, and then the crayfish fall into the weighing bucket, thereby realizing rapid feeding of the crayfish, which is beneficial to improving the feeding efficiency of the crayfish. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0012] Figure 1 It is a schematic diagram of a first-person perspective three-dimensional structure;

[0013] Figure 2 Schematic diagram of the three-dimensional structure of the sorting rack;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of the grading tank;

[0015] Figure 4 It is a schematic diagram of the three-dimensional structure of the weighing frame;

[0016] Figure 5 It is a schematic diagram of the three-dimensional structure of the weighing bucket.

[0017] In the figure: 1. Base; 2. Support frame; 3. Sorting frame; 4. Grading trough; 5. Turning plate; 6. Limiting plate; 7. Fixed plate; 8. First connecting seat; 9. First hydraulic cylinder; 10. First hydraulic rod; 11. Second connecting seat; 12. Placement rack; 13. Collecting box; 14. First tripod; 15. Fixed table; 16. Control panel; 17. Second tripod; 18. Storage table; 19. Discharge port; 20. Guide hopper; 21. Mounting plate; 22. Weighing frame; 23. Third connecting seat; 24. Second hydraulic cylinder; 25. Second hydraulic rod; 26. Fourth connecting seat; 27. Weighing sensor; 28. Connecting groove; 29. ​​Connecting block; 30. Connecting plate; 31. Weighing hopper; 32. Sealing groove; 33. Sealing plate. DETAILED DESCRIPTION

[0018] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-3 As shown, a crayfish grading device based on weight screening includes a base 1, a support frame 2 is installed on the base 1, a sorting frame 3 is installed on the support frame 2, and three sets of flip plate assemblies are installed on the sorting frame 3. The flip plate assembly includes a grading trough 4, a flip plate 5 is rotatably installed on the inner wall of the grading trough 4, a limit plate 6 is installed on the bottom side of the flip plate 5, a fixed plate 7 is installed on the bottom side of the sorting frame 3, a first connecting seat 8 is installed on the fixed plate 7, a first hydraulic cylinder 9 is rotatably installed on the first connecting seat 8, a first hydraulic rod 10 is installed on the first hydraulic cylinder 9, and a A second connecting seat 11 is fixedly connected to the bottom side of the flip plate 5, a placing rack 12 is installed on the base 1, four groups of collecting boxes 13 are installed on the placing rack 12, a first tripod 14 is installed on the base 1, a fixed platform 15 is installed on the first tripod 14, and a control panel 16 is installed on the side wall of the fixed platform 15. The control panel 16 is connected to the three groups of first hydraulic cylinders 9 through an internal circuit; when working, the existing grading device needs a conveyor belt to transport the crayfish to the sorting area for weighing and sending it to the corresponding sorting channel during the grading of crayfish. In the process of transporting crayfish, time will be wasted, resulting in low sorting efficiency. When the crayfish falls onto the weighing bucket 31, the model of the weighing sensor 27 is JLBS-M. The weighing sensor 27 detects the weight of the crayfish. The weighing sensor 27 sends the weight signal of the crayfish to the control panel 16. The control panel 16 processes the signal of the weighing sensor 27 and controls the operation of the second hydraulic cylinder 24. The second hydraulic rod 25 pushes the weighing frame 22 to flip upward. The crayfish weighed on the weighing frame 22 slides along the slope to the sorting frame 3. After that, the crayfish Continue to slide downward along the slope of the sorting rack 3. During this process, the control panel 16 controls the operation of the corresponding first hydraulic cylinder 9 in the three groups of flip plate assemblies according to the signal of the weighing sensor 27. Through the operation of the first hydraulic cylinder 9, the first hydraulic rod 10 pulls the flip plate 5 to flip downward, and the corresponding grading trough 4 opens. The crayfish will fall down from the grading trough 4 into the corresponding collection box 13, realizing the collection of the crayfish. This structure does not require the setting of multiple sorting lanes, thereby avoiding the use of conveyor belts to transport crayfish, reducing the time for transporting crayfish, and helping to improve sorting efficiency.

[0020] See also Figure 4-5As shown, a second tripod 17 is installed on the fixed platform 15, a storage platform 18 is installed on the second tripod 17, a discharge port 19 is provided on the storage platform 18, a guide hopper 20 is installed at the discharge port 19 on the bottom side of the storage platform 18, two sets of mounting plates 21 are installed on the fixed platform 15, a weighing frame 22 is rotatably mounted on the mounting plate 21, a third connecting seat 23 is installed on the fixed platform 15, a second hydraulic cylinder 24 is rotatably connected to the third connecting seat 23, a second hydraulic rod 25 is installed on the second hydraulic cylinder 24, a fourth connecting seat 26 is rotatably connected to the second hydraulic rod 25, the fourth connecting seat 26 is fixedly connected to the bottom side of the weighing frame 22, the second hydraulic cylinder 24 is connected to the control panel 16 through an internal circuit, a mounting groove is provided on the inner wall of the weighing frame 22, a weighing sensor 27 is installed in the mounting groove, and the weighing sensor 27 The weighing frame 22 is connected to the control panel 16 through the internal circuit, and a connecting groove 28 is provided on the inner wall of the weighing frame 22, and a connecting block 29 is assembled in the connecting groove 28, and a connecting plate 30 and a weighing bucket 31 are mounted on the connecting block 29, and the connecting plate 30 and the weighing bucket 31 are fixedly connected, and a sealing groove 32 is provided inside the weighing frame 22, and a sealing plate 33 is assembled in the sealing groove 32, and the sealing plate 33 is fixedly connected to the bottom side of the connecting plate 30; when working, the existing crayfish grading device needs to place the crayfish in the turnover plate of the conveyor belt in turn during the process of loading the crayfish, resulting in poor loading convenience. By placing all the crayfish on the storage table 18, and then pushing the crayfish into the discharge port 19 in turn, and then the crayfish fall into the weighing bucket 31, the crayfish can be quickly loaded, which is conducive to improving the loading efficiency of the crayfish.

[0021] Working principle: in the process of loading crayfish, the existing crayfish grading device needs to place the crayfish in the turnover plate of the conveyor belt in turn, resulting in poor loading convenience. By placing all the crayfish on the storage table 18, and then pushing the crayfish into the discharge port 19 in turn, and then the crayfish fall into the weighing bucket 31, the crayfish can be quickly loaded, which is beneficial to improving the loading efficiency of the crayfish; in the process of grading crayfish, the existing grading device needs to transport the crayfish to the sorting area with a conveyor belt for weighing, and then send it to the corresponding sorting lane. In the process of transporting crayfish, time is wasted, resulting in low sorting efficiency. When the crayfish fall into the weighing bucket 31, the model of the weighing sensor 27 is JLBS-M, and the weighing sensor 27 detects the weight of the crayfish. The weighing sensor 27 measures the weight of the crayfish. The quantity signal is sent to the control panel 16, the control panel 16 processes the signal of the weighing sensor 27 and controls the operation of the second hydraulic cylinder 24, the second hydraulic rod 25 pushes the weighing frame 22 to flip upward, and the crayfish weighed on the weighing frame 22 slides along the slope to the sorting frame 3, and then the crayfish continue to slide down along the slope of the sorting frame 3. During this process, the control panel 16 controls the operation of the corresponding first hydraulic cylinder 9 in the three groups of flip plate assemblies according to the signal of the weighing sensor 27. Through the operation of the first hydraulic cylinder 9, the first hydraulic rod 10 pulls the flip plate 5 to flip downward, and the corresponding grading trough 4 opens. The crayfish will fall down from the grading trough 4 into the corresponding collection box 13, realizing the collection of crayfish. This structure does not require the setting of multiple sorting lanes, thereby avoiding the use of conveyor belts to transport crayfish, reducing the time for transporting crayfish, and helping to improve sorting efficiency.

[0022] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A crayfish grading device based on weight screening, characterized by: The invention comprises a base (1), a support frame (2) is installed on the base (1), a sorting frame (3) is installed on the support frame (2), three groups of flip plate assemblies are installed on the sorting frame (3), the flip plate assembly comprises a grading trough (4), a flip plate (5) is rotatably installed on the inner wall of the grading trough (4), a limit plate (6) is installed on the bottom side of the flip plate (5), a fixed plate (7) is installed on the bottom side of the sorting frame (3), a first connecting seat (8) is installed on the fixed plate (7), a first hydraulic cylinder (9) is rotatably installed on the first connecting seat (8), and a first hydraulic cylinder (9) is installed on the first hydraulic cylinder (9). A first hydraulic rod (10), a second connecting seat (11) is rotatably mounted on the first hydraulic rod (10), the second connecting seat (11) is fixedly connected to the bottom side of the flip plate (5), a placement rack (12) is mounted on the base (1), four groups of collection boxes (13) are mounted on the placement rack (12), a first tripod (14) is mounted on the base (1), a fixed platform (15) is mounted on the first tripod (14), a control panel (16) is mounted on the side wall of the fixed platform (15), and the control panel (16) is connected to the three groups of first hydraulic cylinders (9) through an internal circuit.

2. The crayfish grading device based on weight screening according to claim 1, characterized in that: A second tripod (17) is installed on the fixed platform (15), and a material storage platform (18) is installed on the second tripod (17).

3. The crayfish grading device based on weight screening according to claim 2, characterized in that: A discharge port (19) is provided on the material storage platform (18), and a guide hopper (20) is installed at the discharge port (19) on the bottom side of the material storage platform (18).

4. The crayfish grading device based on weight screening according to claim 1, characterized in that: Two groups of mounting plates (21) are mounted on the fixed platform (15), a weighing frame (22) is rotatably mounted on the mounting plates (21), a third connecting seat (23) is mounted on the fixed platform (15), a second hydraulic cylinder (24) is rotatably connected to the third connecting seat (23), a second hydraulic rod (25) is mounted on the second hydraulic cylinder (24), a fourth connecting seat (26) is rotatably connected to the second hydraulic rod (25), the fourth connecting seat (26) is fixedly connected to the bottom side of the weighing frame (22), and the second hydraulic cylinder (24) is connected to the control panel (16) through an internal circuit.

5. The crayfish grading device based on weight screening according to claim 4, characterized in that: The weighing frame (22) has an installation groove on its inner wall, a weighing sensor (27) is installed in the installation groove, and the weighing sensor (27) is connected to the control panel (16) through an internal circuit. The weighing frame (22) has a connection groove (28) on its inner wall, and a connection block (29) is installed in the connection groove (28).

6. The crayfish grading device based on weight screening according to claim 5, characterized in that: A connecting plate (30) and a weighing bucket (31) are mounted on the connecting block (29), the connecting plate (30) and the weighing bucket (31) are fixedly connected, a sealing groove (32) is provided inside the weighing frame (22), a sealing plate (33) is mounted in the sealing groove (32), and the sealing plate (33) is fixedly connected to the bottom side of the connecting plate (30).

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