Three-stage apple sorting device

Abstract

The utility model relates to the technical field of apple sorting equipment, in particular to a three-stage apple sorting device which comprises a base frame and a screening shell fixedly connected to the base frame, a screening bin is arranged in the screening shell, and a screen comprises a small-size screening bin, a medium-size screening bin and a large-size screening bin which are fixedly connected together in sequence. Small-size sorting holes are formed in the side portion of the small-size screening bin, medium-size sorting holes are formed in the side portion of the medium-size screening bin, large-size sorting holes are formed in the side portion of the large-size screening bin, a round baffle is fixedly arranged on the side, away from the medium-size screening bin, of the large-size screening bin, and a driving shaft is fixedly arranged on the round baffle. And a driving device is arranged at the end, away from the circular baffle, of the driving shaft, and discharging openings fixedly connected to the screening shell are formed in the bottoms of the small screening bin, the medium screening bin and the large screening bin correspondingly.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of apple sorting equipment, in particular to a three-stage apple sorting device. BACKGROUND

[0002] With the rapid development of global fruit industry and the continuous improvement of consumers' requirements for fruit quality, the market demand for apples, as one of the important fruit varieties, continues to grow. Artificial sorting is not only inefficient and costly, but also difficult to ensure the accuracy and consistency of sorting. Therefore, the research and application of apple sorting machines have become one of the important directions of agricultural modernization. By introducing apple sorting machines, the sorting efficiency and quality can be greatly improved, and the labor cost can be reduced, thereby promoting the transformation and upgrading of agricultural production.

[0003] In the prior art, the size of apples of different sizes cannot be well grasped, resulting in the possibility of a large size difference in the size range of apples in the same frame after screening. CONTENT OF THE UTILITY MODEL

[0004] In view of the deficiencies in the prior art, the purpose of the present application is to solve the technical problem of the possibility of a large size difference in the size range of apples in the same frame after apple sorting in the prior art.

[0005] The above-mentioned purpose of the present application is realized by the following technical scheme: a three-stage apple sorting device, comprising a base frame and a screening shell fixedly connected to the base frame, a screening bin is arranged inside the screening shell, the screening bin comprises a small-size screening bin, a medium-size screening bin and a large-size screening bin, and they are fixedly connected in sequence, a small-size sorting hole is formed in the side of the small-size screening bin, a medium-size sorting hole is formed in the side of the medium-size screening bin, and a large-size sorting hole is formed in the side of the large-size screening bin, a circular baffle is fixedly arranged on the side of the large-size screening bin away from the medium-size screening bin, a drive shaft is rotatably arranged on the circular baffle, the end of the drive shaft is fixedly connected to the large-size screening bin, a driving device is arranged on the end of the drive shaft away from the circular baffle, and the bottom of each of the small-size screening bin, the medium-size screening bin and the large-size screening bin is provided with a discharge port fixedly connected to the screening shell.

[0006] By adopting the above-mentioned technical scheme, the apples to be classified are placed in the screening bin, the driving device drives the drive shaft on the circular baffle to rotate, thereby driving the screening bin to rotate. As the small-size screening bin, the medium-size screening bin and the large-size screening bin are arranged in sequence, the small-size apples will first leave the small-size sorting hole in the small-size screening bin, and the subsequent medium-size screening bin and large-size screening bin will be sorted in sequence, and the apples will be sorted from different discharge ports, thereby avoiding the situation that the size difference is large during the screening process.

[0007] Further, the driving device comprises a driving motor fixedly connected to the base frame, a secondary reduction box is arranged on the output end of the driving motor, the input end of the secondary reduction box is fixedly connected to the output end of the driving motor, and the output end of the secondary reduction box is fixedly connected to the driving shaft.

[0008] By adopting the above technical scheme, the secondary reduction box is started by the driving motor, and the rotation speed is effectively reduced by the secondary reduction box, so that the operation in the screening bin is more stable. After the reduction, the output rotation speed of the motor is transmitted to the screening bin to push the internal screen and screen plate, and the apples are screened layer by layer according to the size. In this process, the apples are subjected to gentle vibration and rolling in the screening bin, so that they can smoothly pass through screen meshes of different sizes, and ensure that each type of apple can fall into the appropriate discharge port.

[0009] Further, the screening bin is fixedly provided with a stirring bar.

[0010] By adopting the above technical scheme, in order to prevent the accumulation of apples, the stirring bar arranged in the screening bin will be rotated to push the apples forward.

[0011] Further, the screening bin is provided with a feeding device at the end away from the driving motor.

[0012] Further, the feeding device comprises an inclined frame, a driving shaft and a driven shaft at the upper end of the inclined frame, a flexible conveying belt is sleeved on the driving shaft and the driven shaft, a plurality of interval baffles are uniformly arranged on the flexible conveying belt, the interval baffles are fixedly connected to the flexible conveying belt, driving chains are fixedly arranged at the inner sides of both ends of the flexible conveying belt, driving teeth are arranged on both sides of the driving shaft and the driven shaft, the driving teeth are engaged with the driving chains, a transmission motor is arranged at the bottom end of the driving shaft and fixedly connected to the inclined frame, a driving gear is fixedly arranged on the output end of the transmission motor, a transmission chain is engaged with the driving gear, a driven tooth is also arranged on the driving shaft, one end of the transmission chain away from the driving gear is sleeved on the driven tooth, a guide shell is arranged at the end of the flexible conveying belt, a communication pipe is fixedly arranged at the bottom end of the guide shell, and the communication pipe is aligned with the screening bin.

[0013] By adopting the above technical scheme, the apples to be sorted are continuously placed between the interval baffles on the flexible conveying belt, the transmission motor is started to drive the driving gear on the output end, thereby driving the transmission chain to rotate, driving the driven teeth of the driving shaft to rotate, driving the driving belt to rotate, and the apples are continuously transported along the flexible conveying belt. When the apples are transported to the guide shell at the end of the flexible conveying belt, they are concentrated in the communication pipe and then sorted in the screening bin.

[0014] Further, the flexible conveying belt is provided with a cleaning structure, the cleaning structure comprises a shower column arranged on the side of the flexible conveying belt away from the guide shell, the shower column is fixedly connected at both ends on an inclined frame, a shower head is fixedly arranged on the shower column, and hydrophobic holes are uniformly arranged on the flexible conveying belt.

[0015] By adopting the above technical scheme, the cleaning structure is arranged, the shower head contains cleaning liquid, the flexible conveying belt is continuously discharged with the cleaning liquid, the apples are cleaned, and the hydrophobic holes on the flexible conveying belt discharge the cleaning liquid.

[0016] Further, the cleaning device is provided with a plurality of groups.

[0017] By adopting the above technical scheme, the cleaning effect on the apples can be improved.

[0018] Further, the flexible conveying belt is further provided with a fixing frame fixedly connected on the inclined frame, a camera is fixedly arranged on the fixing frame, and a mechanical arm is arranged on one side of the flexible conveying belt.

[0019] By adopting the above technical scheme, the mechanical arm uses advanced image recognition technology to accurately select rotten apples and remove them from the conveying belt, preventing unqualified products from flowing into the next link. The baffle plays a role in isolation, effectively blocking the selected bad apples and ensuring that normal apples on the conveying belt are not disturbed. The fixing seat of the whole conveying system ensures the stability of the structure, avoiding the influence of vibration or movement on the transmission efficiency. Through this close cooperation mechanism, the whole process not only improves the efficiency of cleaning and sorting, but also greatly improves the overall quality management of apples.

[0020] In summary, the present application has at least one of the following beneficial technical effects:

[0021] 1. Through the layered design of the screening bin and the automatic driving device, efficient and automatic sorting of apples is realized. The small, medium and large screening bins are arranged in sequence to ensure accurate classification of apples according to size, avoid the tediousness and errors of manual sorting, and greatly improve the sorting efficiency and accuracy.

[0022] 2. The cleaning structure integrated in the feeding device effectively cleans the apples through the shower column and the shower head, removing dust and impurities on the surface of the apples and improving the cleanliness of the apples. At the same time, the combination of the camera and the mechanical arm can accurately identify and remove rotten or unqualified apples, ensuring the high quality of the sorted apples.

[0023] 3. The design of driving motor combined with two-stage reduction gearbox not only reduces the output speed of the motor, making the operation of the screening bin more stable, but also reduces the vibration and noise during the operation of the equipment, prolonging the service life of the equipment. In addition, the modular design makes the maintenance and upgrading of the equipment more convenient and efficient.

[0024] 4. The apple sorting machine improves the efficiency of sorting and cleaning through integrated and automated design, reduces manual intervention and labor costs. At the same time, high-quality sorting results and clean apple surfaces also enhance the market competitiveness of products, bringing greater economic benefits to producers. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is the overall structure schematic diagram in the embodiment;

[0026] Figure 2 is the screening bin structure schematic diagram in the embodiment;

[0027] Figure 3 is the feeding device structure schematic diagram in the embodiment;

[0028] Figure 4 is Figure 3 the enlarged view of A in the embodiment.

[0029] FIG. 1 is a schematic diagram of the base frame; 11 is a driving motor; 12 is a two-stage reduction gearbox; 13 is a driving shaft; 2 is a screening shell; 21 is a small screening bin; 211 is a small sorting hole; 22 is a medium screening bin; 221 is a medium sorting hole; 23 is a large screening bin; 231 is a large sorting hole; 24 is a circular baffle; 25 is a discharge port; 26 is a stirring bar; 3 is an inclined frame; 31 is a flexible conveyor belt; 301 is a hydrophobic hole; 32 is an intermediate baffle; 33 is a guide shell; 34 is a transmission motor; 35 is a transmission chain; 36 is a driving chain; 38 is a communication pipe; 4 is a shower column; 41 is a shower head; 42 is a driving shaft; 43 is a driven shaft; 44 is a main gear; 45 is a driven gear; 5 is a mechanical arm; 51 is a fixed frame; 52 is a camera. DETAILED DESCRIPTION

[0030] The application will be further described in detail below in conjunction with the drawings.

[0031] In the embodiment, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4, three-stage apple sorting device, comprising a base frame 1 and a screening shell 2 fixedly connected to the base frame 1, the screening shell 2 is internally provided with screening bins, the screening bins include a small-size screening bin 21, a medium-size screening bin 22 and a large-size screening bin 23, and are fixedly connected together in sequence, a small-size sorting hole 211 is formed in the side of the small-size screening bin 21, a medium-size sorting hole 221 is formed in the side of the medium-size screening bin 22, and a large-size sorting hole 231 is formed in the side of the large-size screening bin 23, a circular baffle 24 is fixedly arranged on the side of the large-size screening bin 23 away from the medium-size screening bin 22, a driving shaft 13 is rotatably arranged on the circular baffle 24, one end of the driving shaft 13 is fixedly connected to the large-size screening bin 23, and a driving device is arranged on the end of the driving shaft 13 away from the circular baffle 24, and the bottom of each of the small-size screening bin 21, the medium-size screening bin 22 and the large-size screening bin 23 is provided with a discharge port 25 fixedly connected to the screening shell 2.

[0032] The apples to be sorted are placed into the screening bins, the driving device drives the driving shaft 13 on the circular baffle 24 to rotate, thereby driving the screening bins to rotate, and as the apples move in the screening bins, at this time, since the small-size screening bin 21, the medium-size screening bin 22 and the large-size screening bin 23 are arranged in sequence, the small-size apples will first leave through the small-size sorting hole 211 in the small-size screening bin 21, and the subsequent medium-size screening bin 22 and the large-size screening bin 23 are sequentially sorted and discharged from different discharge ports 25, thereby avoiding the case that the size difference is too large during the screening process.

[0033] In the embodiment, the driving device comprises a driving motor 11 fixedly connected to the base frame 1, a two-stage speed reducer 12 is arranged on the output end of the driving motor 11, the input end of the two-stage speed reducer 12 is fixedly connected to the output end of the driving motor 11, and the output end of the two-stage speed reducer 12 is fixedly connected to the driving shaft 13. The two-stage speed reducer 12 is started by the driving motor 11, and the rotation speed is effectively reduced by the two-stage speed reducer 12, so that the operation in the screening bin is more stable. After the speed reduction, the output rotation speed of the motor is transmitted to the screening bin to push the internal screen and screen plate, and the apples are screened layer by layer according to the size. In this process, the apples are subjected to gentle vibration and rolling in the screening bin, so that they can smoothly pass through the screen meshes of different sizes, and ensure that each type of apple can fall into the appropriate discharge port 25.

[0034] In the embodiment, stirring bars 26 are fixedly arranged in the screening bins. In order to prevent the apples from piling up, the stirring bars 26 arranged in the screening bins will rotate with the screening bins to push the apples forward.

[0035] The end of the screening bin away from the driving motor 11 is provided with a feeding device.

[0036] In the embodiment, the feeding device comprises an inclined frame 3, a driving shaft 42 and a driven shaft 43 at the upper end of the inclined frame 3, a flexible conveying belt 31 sleeved on the driving shaft 42 and the driven shaft 43, interval baffles 32 uniformly arranged on the flexible conveying belt 31, the interval baffles 32 being fixedly connected to the flexible conveying belt 31, driving chains 36 fixedly arranged at the inner sides of both ends of the flexible conveying belt 31, driving teeth arranged on both sides of the driving shaft 42 and the driven shaft 43, the driving teeth being engaged with the driving chains 36, a transmission motor 34 fixedly arranged on the bottom end of the driving shaft 42 and fixedly connected to the inclined frame 3, a driving gear 44 fixedly arranged on the output end of the transmission motor 34, a transmission chain 35 engaged with the driving gear 44, a driven tooth 45 arranged on the driving shaft 42, and the end of the transmission chain 35 away from the driving gear 44 being sleeved on the driven tooth 45. The apples to be sorted are continuously placed between the interval baffles 32 on the flexible conveying belt 31. The transmission motor 34 is started to drive the driving gear 44 on the output end, thereby driving the transmission chain 35 to rotate, driving the driven tooth 45 of the driving shaft 42 to rotate, driving the driving chain 35 to rotate, and continuously transporting the apples along with the flexible conveying belt 31. When the apples are transported to the guide shell 33 at the end of the flexible conveying belt 31, the apples are concentrated in the communication pipe 38 and sorted in the screening bin.

[0037] In the embodiment, the flexible conveying belt 31 is provided with a cleaning structure. The cleaning structure comprises a shower column 4 arranged on the side of the flexible conveying belt 31 away from the guide shell 33, the shower column 4 being fixedly connected to the inclined frame 3 at both ends, a shower head 41 being fixedly arranged on the shower column 4, and hydrophobic holes 301 being uniformly arranged on the flexible conveying belt 31. The cleaning structure is provided with the cleaning liquid in the shower head 41. The flexible conveying belt 31 is continuously discharged with the cleaning liquid to clean the apples, and the hydrophobic holes 301 on the flexible conveying belt 31 discharge the cleaning liquid.

[0038] In the embodiment, the cleaning device is provided with multiple groups. The cleaning effect on the apples can be improved.

[0039] In the embodiment, the flexible conveying belt 31 is further provided with a fixing frame 51 fixedly connected to the inclined frame 3, a camera 52 fixedly arranged on the fixing frame 51, and a mechanical arm 5 arranged on one side of the flexible conveying belt 31.

[0040] The mechanical arm uses advanced image recognition technology to accurately select rotten apples and remove them from the conveyor belt, preventing substandard products from flowing into the next stage. The baffle design serves as a barrier, effectively blocking the selected bad apples and ensuring that normal apples on the conveyor belt are not disturbed. The fixed seat of the entire conveying system ensures the stability of the structure, avoiding the impact of vibration or movement on transmission efficiency. Through this closely coordinated mechanism, the entire process not only improves the efficiency of cleaning and sorting, but also greatly improves the overall quality management of apples.

[0041] Specific implementation process: Place the apples to be sorted at the starting position of the flexible conveyor belt 31, and the apples naturally fall between the baffles 32. With the start of the transmission motor 34, the flexible conveyor belt 31 starts to operate, and the apples move forward. The shower head 41 on the shower column 4 continuously sprays cleaning liquid to clean the apples and remove dust and impurities. The hydrophobic hole 301 on the flexible conveyor belt 31 drains excess cleaning liquid to keep the conveyor belt dry. The camera 52 monitors the apples on the conveyor belt in real time, and once it identifies rotten or substandard products, the mechanical arm 5 responds quickly to remove them accurately.

[0042] After cleaning and impurity removal, the apples enter the guide shell 33 and fall into the screening bin through the connecting pipe 38. Under the drive of the drive device, the screening bin rotates, and the small size screening bin 21, the medium size screening bin 22 and the large size screening bin 23 are arranged in turn. The apples are screened layer by layer according to size. Small size apples first pass through the small size sorting hole 211 and leave, and medium and large size apples pass through the medium and large size sorting holes 231 respectively and leave. Different size apples slide from their respective discharge ports 25 and are collected into different containers, completing automatic sorting.

[0043] Finally, turn off the drive motor 11 and the transmission motor 34 to stop the equipment operation. Clean the residues on the screening bin, flexible conveyor belt 31 and shower column 4, etc. to keep the equipment clean. Check the equipment wear and tear and replace damaged parts in time to ensure long-term stable operation of the equipment.

[0044] The embodiments of the specific implementation are the preferred embodiments of the application, and are not limited to the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A three-stage apple sorting device comprising a feeding device, characterized in that, The utility model relates to a screening device, including base frame (1) and fixedly connected on base frame (1) screening shell (2), screening shell (2) inside is provided with screening bin, screening bin includes small size screening bin (21), medium size screening bin (22) and large size screening bin (23), small size screening bin (21), medium size screening bin (22) and large size screening bin (23) are fixedly connected in sequence, the side wall of small size screening bin (21) is opened small size sorting hole (211), the side of medium size screening bin (22) is opened medium size sorting hole (221), the side of large size screening bin (23) is opened large size sorting hole (231), the side of large size screening bin (23) away from medium size screening bin (22) is provided with round baffle (24), round baffle (24) is rotatably provided with drive shaft (13), one end of drive shaft (13) passes through round baffle (24) and is fixedly connected with large size screening bin (23), and the one end of drive shaft (13) away from round baffle (24) is provided with drive arrangement, the bottom of small size screening bin (21), medium size screening bin (22) and large size screening bin (23) is provided with independent discharge gate (25) of fixedly connected on screening shell (2); The feeding device comprises an inclined frame (3), a driving shaft (42) and a driven shaft (43) installed on the upper end of the inclined frame (3), a flexible conveying belt (31) sleeved on the driving shaft (42) and the driven shaft (43), interval baffles (32) uniformly arranged on the flexible conveying belt (31), the interval baffles (32) fixedly connected on the flexible conveying belt (31), driving chains (36) fixedly arranged on both sides of the driving shaft (42) and the driven shaft (43) and inside the flexible conveying belt (31), driving teeth arranged on both sides of the driving shaft (42) and the driven shaft (43), the driving teeth engaged with the driving chains (36), a transmission motor (34) fixedly connected on the inclined frame (3) arranged at the bottom end of the driving shaft (42), a driving gear (44) fixedly arranged on the output end of the transmission motor (34), a transmission chain (35) engaged with the driving gear (44), a driven tooth (45) further arranged on the driving shaft (42), and the transmission chain (35) sleeved on the driven tooth (45) at the end away from the driving gear (44). The end of the flexible conveying belt (31) is provided with a guide shell (33), and the guide shell (33) is communicated with a communication pipe (38) at the bottom end, and the other end of the communication pipe (38) is communicated with the screening bin. The flexible conveying belt (31) is provided with a cleaning structure, which comprises a shower column (4) on the side of the flexible conveying belt (31) away from the guide shell (33), the shower column (4) being fixedly connected to the inclined frame (3) at both ends, a shower head (41) being fixedly arranged on the shower column (4), and hydrophobic holes (301) being uniformly arranged on the flexible conveying belt (31). The flexible conveying belt (31) is further provided with a fixed frame (51) fixedly connected to the inclined frame (3), a camera (52) is fixedly arranged on the fixed frame (51), and a mechanical arm (5) is arranged on one side of the flexible conveying belt (31).

2. The three-stage apple sorting apparatus of claim 1, wherein, The driving device comprises a driving motor (11) fixedly connected to the base frame (1), a two-stage reduction box (12) is arranged on the output end of the driving motor (11), the input end of the two-stage reduction box (12) is fixedly connected to the output end of the driving motor (11), and the output end of the two-stage reduction box (12) is fixedly connected to a driving shaft (13).

3. The three-stage apple sorting apparatus of claim 1, wherein, The screening bin is fixedly provided with a stirring bar (26) therein.

4. The three-stage apple sorting apparatus of claim 1, wherein, An upper feeding device is arranged on the end of the screening bin away from the driving motor (11).

5. The three-stage apple sorting apparatus of claim 1, wherein, The cleaning structure is provided with multiple groups.

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