A fruit picking and collecting device

Abstract

The application discloses a fruit picking and collecting device, which comprises a base, a conveying belt unit, a cloth winding mechanism, a fruit classification unit and a collecting unit. The base comprises a holder, and the conveying belt unit and the collecting unit are fixedly connected to the holder. The conveying belt unit comprises a plurality of conveying belt mechanisms, which are used for linearly collecting fruits. The cloth winding mechanism is fixedly connected to the conveying belt unit and is used for unfolding and folding the canvas to collect the fruits to the conveying belt unit. The fruit classification unit is fixedly connected to the output end of the conveying belt unit and is used for classifying the fruits and leaves in the collected fruits. The collecting unit comprises a collecting box, which is fixedly connected to the output end of the fruit classification unit and is used for collecting the classified fruits. The fruit picking and collecting device can realize fruit collecting and classifying treatment on target trees, reduce labor input, shorten operation time, reduce labor cost and improve picking and collecting efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of forestry machinery, and particularly relates to a fruit picking and collecting device. BACKGROUND

[0002] Fruit picking plays a vital role in the production of orchards. At present, fruit picking is generally in the form of mechanical vibration of fruit trees, so that the fruits fall off, and then the fruits are picked up and collected. In the process of vibration picking, a large number of fruits and leaves will fall off at the same time, and need to be classified. This picking method results in hundreds of man-hours per hectare of orchard land, occupying a large amount of labor resources. This labor-intensive operation not only requires a large amount of manpower, but also takes a long time and has a high cost. SUMMARY

[0003] The present application aims to overcome the deficiencies in the prior art, and provides a fruit picking and collecting device to solve the problems of long time and large amount of manpower in fruit picking and collecting operations.

[0004] To solve the above technical problems, the present application is implemented by using the following scheme:

[0005] The present application provides a fruit picking and collecting device, which comprises a base, a conveying belt unit, a cloth winding mechanism, a fruit classification unit and a collecting unit. The base comprises a holder, and the conveying belt unit and the collecting unit are fixedly connected to the holder. The conveying belt unit comprises a multi-stage conveying belt mechanism, which is used for linearly collecting and transporting fruits. The cloth winding mechanism is fixedly connected to the conveying belt unit, and is used for unfolding and folding the canvas to collect and transport fruits to the conveying belt unit. The fruit classification unit is fixedly connected to the output end of the conveying belt unit, and is used for classifying the fruits and leaves collected. The collecting unit comprises a collecting box, which is fixedly connected to the output end of the fruit classification unit, and is used for collecting the classified fruits.

[0006] Further, the conveying belt unit comprises a first-stage conveying belt mechanism, a second-stage conveying belt mechanism and a folding and unfolding mechanism. The second-stage conveying belt mechanism is folded and unfolded relative to the first-stage conveying belt mechanism through the folding and unfolding mechanism.

[0007] Further, the first-stage conveying belt mechanism comprises a first fixed side plate, a belt ring buckle embedded single bearing, a first driven shaft, a second driven shaft, a first driving shaft, a first conveying belt, a first motor, a first synchronous belt and a synchronous pulley. Two first fixed side plates are symmetrically fixedly connected to the upper surface of the holder. The outer surface of the first fixed side plate is fixedly connected to the belt ring buckle embedded single bearing. The first driven shaft, the second driven shaft and the first driving shaft are rotationally connected in the belt ring buckle embedded single bearing. The first conveying belt is wound on the outer surfaces of the first driven shaft, the second driven shaft and the first driving shaft. The first motor is fixedly connected to the holder. The output shaft of the first motor and the first driving shaft are coaxially connected to the synchronous pulley. Two synchronous pulleys are wound with the first synchronous belt.

[0008] Further, the first driving shaft is arranged close to the output end of the conveying belt unit, and the height of the first driving shaft is greater than the heights of the first driven shaft and the second driven shaft.

[0009] Further, the first fixed side plate is rotationally connected with a cam bearing follower on the inner surface, and the outer surface of the cam bearing follower rotationally contacts the first conveying belt.

[0010] Further, the folding and unfolding mechanism comprises a hanging rail, a rail hanging piece, a pulley block and a second conveying belt support, the outer upper surface of the first fixed side plate is fixedly connected with the rail hanging piece, the two ends of the hanging rail are fixedly connected to the lower surface of the rail hanging piece, the pulley block comprises a pulley support and a pulley, the pulley is rotationally connected to the pulley support and rollingly connected to the hanging rail, the lower surface of the pulley support is fixedly connected with the second conveying belt support, the first fixed side plate is provided with a folding and unfolding hole, the second conveying belt support is slidingly connected to the folding and unfolding hole, and the second level conveying belt mechanism is fixedly connected to the upper surface of the second conveying belt support passing through the folding and unfolding hole.

[0011] Further, the second level conveying belt mechanism comprises a second fixed side plate, a ring buckle embedded single bearing, a third driven shaft, a second driving shaft, a second conveying belt, a second motor, a second motor base, a second synchronous belt and a synchronous pulley; the two second fixed side plates are symmetrically fixedly connected to the upper surface of the second conveying belt support, the outer surface of the second fixed side plate is fixedly connected with the ring buckle embedded single bearing, the third driven shaft and the second driving shaft are rotationally connected in the ring buckle embedded bearing, the second conveying belt is arranged on the outer surface of the third driven shaft and the second driving shaft, the second motor base is fixedly connected to the second fixed side plate, the second motor is fixedly connected to the second motor base, the output shaft of the second motor and the second driving shaft are coaxially connected with the synchronous pulley, and the two synchronous pulleys are arranged with the second synchronous belt.

[0012] Further, the cloth winding mechanism comprises a dustproof plate, a third motor support, a third motor, a shaft coupling, a second cloth winding rod, a handle bearing, a trapezoidal tooth embedded clutch, a cloth winding support, a positioning hinge, a rotating support, a first cloth winding rod, a first canvas and a second canvas; the upper surface of the second fixed side plate is sequentially fixedly connected with the dustproof plate, the third motor support and the third motor, the third motor is coaxially connected with the second cloth winding rod through the shaft coupling, the second cloth winding rod is rotationally connected in the handle bearing fixedly connected to the two ends of the upper surface of the second fixed side plate, the two cloth winding supports are fixedly connected to the two ends of the upper surface of the first fixed side plate, the side surfaces of the cloth winding support and the rotating support are fixedly connected with the positioning hinge, the first cloth winding rod is rotationally connected in the handle bearing fixedly connected to the rotating support, one end of the first cloth winding rod and the second cloth winding rod is provided with the trapezoidal tooth embedded clutch, the first cloth winding rod and the second cloth winding rod are coaxially connected through the two trapezoidal tooth embedded clutches, the first canvas and the second canvas are respectively wound on the first cloth winding rod and the second cloth winding rod, and the end portions of the first canvas and the second canvas are provided with flexible magnets.

[0013] Further, the fruit classification unit comprises a fan, a material guide plate and an air guide plate, two ends of the material guide plate are connected with the output end of the conveying belt unit and the collecting box respectively, the air inlet of the air guide plate is connected with the fan, and the air outlet is provided in a mesh shape on the material guide plate.

[0014] Further, the fruit classification unit comprises a fan, a material guide plate and an air guide plate, two ends of the material guide plate are connected with the output end of the conveying belt unit and the collecting box respectively, the air inlet of the air guide plate is connected with the fan, and the air outlet is provided in a mesh shape on the material guide plate.

[0015] Compared with the prior art, the present application has the advantages that: the present application realizes fruit collection and classification processing on target trees, reduces labor input, shortens operation time, reduces labor cost, and improves picking and collecting efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structure schematic diagram of a support frame in a fruit picking and collecting device provided by an embodiment of the present application;

[0017] Figure 2 is a structure schematic diagram of a first-stage conveying belt mechanism in a fruit picking and collecting device provided by an embodiment of the present application;

[0018] Figure 3 is a structure schematic diagram of a second-stage conveying belt mechanism in a fruit picking and collecting device provided by an embodiment of the present application;

[0019] Figure 4 is a structure schematic diagram of a support frame in a fruit picking and collecting device provided by an embodiment of the present application;

[0020] Figure 5 is a structure schematic diagram of a support frame in a fruit picking and collecting device provided by an embodiment of the present application;

[0021] Figure 6 is a structure schematic diagram of a support frame in a fruit picking and collecting device provided by an embodiment of the present application;

[0022] In the figure: 1, load-bearing crossbeam; 2, support frame; 201, ball head support; 202, ball screw; 203, aluminum profile; 204, adjustable handle; 205, angle adjusting plate; 206, inner hexagonal cylindrical head screw; 207, T-shaped groove nut; 3, fan; 4, holding frame; 5, collection box; 6, material guide plate; 7, air guide plate; 8, fruit picking and collecting device; 9, first-stage conveying belt mechanism; 901, first fixed side plate; 902, first driven shaft; 903, hanging rail; 904, cloth winding support; 905, positioning hinge; 906, rotating support; 907, trapezoidal tooth gear clutch; 908, shaft bearing with handle; 909, first cloth winding rod; 910, pulley block; 911, second conveying belt support; 912, rail hanging piece; 913, cam bearing follower; 914, first synchronous belt; 915, single bearing with buckle ring embedded; 916, first driving shaft; 917, synchronous pulley; 920, first motor; 921, second driven shaft; 10, first conveying belt; 11, first canvas; 12, folding and unfolding mechanism; 13, second-stage conveying belt mechanism; 1301, second fixed side plate; 1302, third driven shaft; 1303, second cloth winding rod; 1304, shaft coupling; 1305, second driving shaft; 1306, second synchronous belt; 1307, second motor; 1308, second motor base; 14, second conveying belt; 15, cloth winding mechanism; 16, second canvas; 17, dustproof plate; 18, third motor support; 19, third motor; 20, flexible magnet. DETAILED DESCRIPTION

[0023] The application will be further described below in conjunction with the accompanying drawings. The following examples are only used to more clearly illustrate the technical solutions of the application, and cannot be used to limit the protection scope of the application.

[0024] In the description of the application, it should be noted that unless explicitly defined and limited, the terms "mounting", "connection", "linking" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood through specific circumstances.

[0025] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0026] As shown in Figures 1 to 6 The embodiment provides a fruit picking and collecting device 8, which is composed of a base, a conveyor belt unit, a cloth winding mechanism 15, a fruit classification unit, a collecting unit and a support frame 2. The base includes a holding frame 4, and the conveyor belt unit and the collecting unit are fixedly connected to the holding frame 4. The conveyor belt unit includes a multi-stage conveyor belt mechanism for linear collection of fruits. The cloth winding mechanism 15 is fixedly connected to the conveyor belt unit and is used to unfold and store the canvas to collect the fruits to the conveyor belt unit. The fruit classification unit is fixedly connected to the output end of the conveyor belt unit and is used to classify the fruits and leaves in the collected fruits. The collecting unit includes a collecting box 5, which is fixedly connected to the output end of the fruit classification unit and is used to collect the classified fruits. The fruit picking and collecting device realizes fruit collection and classification processing on target trees, reduces labor input, shortens operation time, reduces labor cost and improves picking and collecting efficiency.

[0027] The conveyor belt unit includes a first-stage conveyor belt mechanism 9, a second-stage conveyor belt mechanism 13 and a folding and unfolding mechanism 12. The second-stage conveyor belt mechanism 13 is stored and unfolded relative to the first-stage conveyor belt mechanism 9 through the folding and unfolding mechanism 12, which facilitates the transportation of the device and improves the adaptability in the forest.

[0028] The first-stage conveyor belt mechanism 9 includes first fixed side plates 901, a belt buckle ring embedded single bearing 915, a first driven shaft 902, a second driven shaft 921, a first driving shaft 916, a first conveyor belt 10, a first motor 920, first synchronous belts 914 and synchronous pulleys 917. The two first fixed side plates 901 are symmetrically fixedly connected to the upper surface of the holding frame 4. The outer surface of the first fixed side plate 901 is fixedly connected to the belt buckle ring embedded single bearing 915. The first driven shaft 902, the second driven shaft 921 and the first driving shaft 916 are rotatably connected in the belt buckle ring embedded single bearing 915. The first conveyor belt 10 is wound on the outer surfaces of the first driven shaft 902, the second driven shaft 921 and the first driving shaft 916. The first motor 920 is fixedly connected to the holding frame 4. The output shaft of the first motor 920 and the first driving shaft 916 are coaxially connected to the synchronous pulleys 917. The two synchronous pulleys 917 are wound with the first synchronous belts 914.

[0029] In addition, the first driving shaft 916 is arranged close to the output end of the conveying belt unit, and the height of the first driving shaft 916 is greater than the height of the first driven shaft 902 and the second driven shaft 921, so as to lift the fruits and nuts collected by the conveying belt unit to a certain height, and prepare for the classification work of the subsequent fruit classification unit. The cam bearing follower 913 is rotationally connected in the first fixed side plate 901, and the outer surface of the cam bearing follower 913 rotationally contacts the first conveying belt 10, thereby improving the conveying stability of the first-stage conveying belt mechanism 9.

[0030] The folding and unfolding mechanism 12 includes a hanging rail 903, a rail hanging piece 912, a pulley block 910 and a second conveying belt bracket 911. The outer upper surface of the first fixed side plate 901 is fixedly connected with the rail hanging piece 912, the two ends of the hanging rail 903 are fixedly connected to the lower surface of the rail hanging piece 912, the pulley block 910 includes a pulley bracket and a stainless steel pulley, the stainless steel pulley is rotationally connected to the pulley bracket and rollingly connected in the hanging rail 903, the lower surface of the pulley bracket is fixedly connected with the second conveying belt bracket 911, and the first fixed side plate 901 is provided with a folding and unfolding hole (in the shape of a long rectangle). The second conveying belt bracket 911 is slidingly connected to the folding and unfolding hole, and the second-stage conveying belt mechanism 13 is fixedly connected to the upper surface of the second conveying belt bracket 911 passing through the folding and unfolding hole.

[0031] The second-stage conveying belt mechanism 13 includes a second fixed side plate 1301, a belt ring buckle embedded single bearing 915, a third driven shaft 1302, a second driving shaft 1305, a second conveying belt 14, a second motor 1307, a second motor base 1308, a second synchronous belt 1306 and a synchronous pulley 917. The two second fixed side plates 1301 are symmetrically fixedly connected to the upper surface of the second conveying belt bracket 911, the outer surface of the second fixed side plate 1301 is fixedly connected with the belt ring buckle embedded single bearing 915, the third driven shaft 1302 and the second driving shaft 1305 are rotationally connected in the belt ring buckle embedded single bearing 915, the second conveying belt 14 is wound on the outer surface of the third driven shaft 1302 and the second driving shaft 1305, the second motor base 1308 is fixedly connected to the second fixed side plate 1301, the second motor 1307 is fixedly connected to the second motor base 1308, the output shaft of the second motor 1307 and the second driving shaft 1305 are coaxially connected with the synchronous pulley 917, and the two synchronous pulleys 917 are wound with the second synchronous belt 1306.

[0032] The cloth winding mechanism comprises a dustproof plate 17, a third motor support 18, a third motor 19, a shaft coupling 1304, a second cloth winding rod 1303, a shaft bearing 908, a trapezoidal tooth clutch 907, a cloth winding support 904, a positioning hinge 905, a rotating support 906, a first cloth winding rod 909, a first canvas 11 and a second canvas 16. The second cloth winding rod 1303 is rotatably connected in the shaft bearing 908 fixed on the upper surface of the second fixed side plate 1301, the two cloth winding supports 904 are fixed on the upper surface of the first fixed side plate 901, the side surfaces of the cloth winding support 904 and the rotating support 906 are fixed with the positioning hinge 905, and the first cloth winding rod 909 is rotatably connected in the shaft bearing 908 fixed on the rotating support 906. The first cloth winding rod 909 has the functions of expansion and contraction, can be expanded during work and contracted during non-work to avoid interference, greatly improves the space utilization rate, and is convenient for transportation. The upper surface of the second fixed side plate 1301 is sequentially fixed with the dustproof plate 17, the third motor support 18 and the third motor 19, the third motor 19 is coaxially connected with the second cloth winding rod 1303 through the shaft coupling 1304, one end of the first cloth winding rod 909 and the second cloth winding rod 1303 is provided with the trapezoidal tooth clutch 907, and the first cloth winding rod 909 and the second cloth winding rod 1303 are coaxially connected through the two trapezoidal tooth clutches 907. Through the connection of the two trapezoidal tooth clutches 907, the third motor 19 is used to realize the synchronous movement of the two cloth winding rods, and the stability and reliability of the whole device during the working process are ensured. The first canvas 11 and the second canvas 16 are respectively wound on the first cloth winding rod 909 and the second cloth winding rod 1303, the end portions of the first canvas 11 and the second canvas 16 are provided with flexible magnets 20, the two canvases are connected when being expanded, the whole plane is collected during the fruit collecting process, the collecting efficiency of the device is improved, the two canvases can be automatically separated when being stored, and the working efficiency is improved.

[0033] The fruit classification unit comprises a fan 3, a material guide plate 6 and an air guide plate 7. The two ends of the material guide plate 6 are respectively connected with the output end of the conveying belt unit and the collecting box 5, the air inlet of the air guide plate 7 is connected with the fan 3, and the air outlet is provided in a mesh shape on the material guide plate 6. The separation operation of picking by using the fan 3 utilizes the strong airflow generated by the fan 3, and the gravity falling effect generated by the lifting design of the output end of the first-stage conveying belt mechanism 9, so as to separate the fruits from the light leaves. This method has a significant speed advantage over the traditional manual sorting, can significantly improve the production efficiency, reduce the labor cost, realize continuous operation, is not limited by time, improves the stability and continuity of the production line, reduces the surface scratches and damage, and makes the whole production process more rapid and efficient.

[0034] The load-bearing crossbeam 1 is fixedly connected to the holding frame 4, and is used for reinforcing the support structure of the device. The support frame 2 is fixedly connected to the holding frame 4 and the conveying belt mechanism, and supports the entire device, which meets the requirements of stable operation of the entire device in the forest working environment, especially the second-level conveying belt mechanism 13, and ensures the stable operation of the second-level conveying belt mechanism 13 suspended by the folding mechanism 12. The support frame 2 comprises an angle adjusting plate 205, an adjustable handle 204, an aluminum profile 203, a ball head support 201, a ball head screw 202, a bolt, an internal hexagonal cylindrical head screw 206, and a T-shaped slot nut 207. The angle adjusting plate 205 is fixedly connected to the holding frame 4 and the conveying belt mechanism by the bolt. The ball head screw 202 is fixedly arranged on the ball head support 201. The aluminum profile 203 is threadedly connected with the ball head screw 202. The internal hexagonal cylindrical head screw 206 and the adjustable handle 204 are respectively threadedly connected with a T-shaped slot nut 207. Two T-shaped slot nuts 207 are sequentially fixedly connected to the same T-shaped slot of the aluminum profile 203 from top to bottom. The adjustable handle 204 is slidingly connected to the arc-shaped hole of the angle adjusting plate 205. The support frame 2 can be rotated to the vertical state by the adjustable handle 204, and then is fixedly positioned by tightening the hexagonal cylindrical head screw 206 and the adjustable handle 204 to achieve support. Conversely, the hexagonal cylindrical head screw 206 and the adjustable handle 204 are loosened, the aluminum profile 202 is rotated to the horizontal state by the adjustable handle 203, and finally the hexagonal cylindrical head screw 206 and the adjustable handle 204 are tightened to achieve the positioning of the folding storage, which is convenient for transportation.

[0035] Working principle: in work, the fruit picking device 8 is moved to the height of the target tree trunk, the second transmission belt structure 13 is moved by the expansion mechanism 12 to expand the whole device: in the moving process, the pulley block 910 moves linearly on the overhead rail 903, then the first cloth rod 909 is rotated inward to transmit power to make the rotating support 906 and the positioning hinge 905 position in the correct position, and the two trapezoidal tooth clutches 907 are connected, then the adjustable handle 204 is used to expand the four support frames 2 to support the whole device, at the same time, the first canvas 11 and the second canvas 16 are stretched outward to the appropriate length; start the vibration harvesting equipment to shake off the fruit of the target tree, the first canvas 11 and the second canvas 16 collect the fallen fruit, then start the third motor 19 to collect the first canvas 11 and the second canvas 16, and the fruit is collected to the first transmission belt 10 and the second transmission belt 14, at the same time, the first motor 920, the second motor 1307 and the fan 3 are started to linearly collect and classify the fruit and leaves, the fruit will slide to the collection box 5 under the action of gravity, and the leaves will be blown away by the air flow. After the work is finished, stop the operation of all motors and the fan 3, fold all the support frames 2, separate the two trapezoidal tooth clutches 907, and rotate the first cloth rod 909 outward to the vertical position, move the second transmission belt structure 13 to fold the second transmission belt structure 13, and the work is finished.

[0036] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Therefore, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A fruit harvesting and collection device, characterized in that, The system includes a base, a conveyor belt unit, a cloth rolling mechanism, a fruit sorting unit, and a collection unit. The base includes a retainer, and the conveyor belt unit and the collection unit are fixed to the retainer. The conveyor belt unit includes a multi-stage conveyor belt mechanism for linearly transporting the fruits. The cloth rolling mechanism is fixed to the conveyor belt unit for unfolding and retracting the cloth to transport the fruits to the conveyor belt unit. The fruit sorting unit is fixed to the output end of the conveyor belt unit for sorting the fruits and leaves in the collected fruits. The collection unit includes a collection box, which is fixed to the output end of the fruit sorting unit for collecting the sorted fruits. The conveyor belt unit includes a first-stage conveyor belt mechanism, a second-stage conveyor belt mechanism, and a take-up and unfold mechanism. The second-stage conveyor belt mechanism is retracted and unfolded relative to the first-stage conveyor belt mechanism through the take-up and unfold mechanism. The first-stage conveyor belt mechanism includes a first fixed side plate; the retraction mechanism includes a hanging rail, a rail hanger, a pulley block, and a second conveyor belt support. The upper outer surface of the first fixed side plate is fixedly connected to the rail hanger, and both ends of the hanging rail are fixedly connected to the lower surface of the rail hanger. The pulley block includes a pulley support and a pulley. The pulley is rotatably connected to the pulley support and rollably connected to the hanging rail. The lower surface of the pulley support is fixedly connected to the second conveyor belt support. The first fixed side plate is provided with retraction holes. The second conveyor belt support is slidably connected to the retraction holes. The second-stage conveyor belt mechanism is fixedly connected to the upper surface of the second conveyor belt support passing through the retraction holes. The second-stage conveyor belt mechanism includes a second fixed side plate; the fabric winding mechanism includes a dustproof plate, a third motor support, a third motor, a coupling, a second fabric winding rod, a handle bearing, a trapezoidal toothed clutch, a fabric winding bracket, a positioning hinge, a rotating bracket, a first fabric winding rod, a first canvas, and a second canvas; the dustproof plate, the third motor support, and the third motor are sequentially fixed to the upper surface of the second fixed side plate, and the third motor is coaxially connected to the second fabric winding rod via a coupling, and the second fabric winding rod is rotatably connected to the handle shafts fixed to both ends of the upper surface of the second fixed side plate. In the middle, two rolls of fabric are fixed to the two ends of the upper surface of the first fixed side plate. A positioning hinge is fixed to the side of both the roll and rotating supports. The first roll rod is rotatably connected to the handle bearing fixed to the rotating support. One end of the first and second roll rods is provided with a trapezoidal toothed clutch. The first and second roll rods are detachably coaxially connected through the two trapezoidal toothed clutches. The first and second canvases are respectively wound around the first and second roll rods. Flexible magnets are provided at the ends of the first and second canvases.

2. The fruit harvesting and collection device according to claim 1, characterized in that, The first-stage conveyor belt mechanism also includes a single bearing with a buckle, a first driven shaft, a second driven shaft, a first drive shaft, a first conveyor belt, a first motor, a first synchronous belt, and synchronous pulleys. Two first fixed side plates are symmetrically fixed to the upper surface of the cage. The outer surface of the first fixed side plates is fixed to the single bearing with a buckle. The first driven shaft, the second driven shaft, and the first drive shaft are rotatably connected to the single bearing with a buckle. The first conveyor belt is wound around the outer surface of the first driven shaft, the second driven shaft, and the first drive shaft. The first motor is fixed to the cage. The output shaft of the first motor and the first drive shaft are coaxially connected to the synchronous pulleys. The first synchronous belt is wound around the two synchronous pulleys.

3. The fruit harvesting and collection device according to claim 2, characterized in that, The first drive shaft is positioned near the output end of the conveyor belt unit, and the height of the first drive shaft is greater than the heights of the first driven shaft and the second driven shaft.

4. The fruit harvesting and collection device according to claim 2, characterized in that, A cam bearing follower is rotatably connected inside the first fixed side plate, and the outer surface of the cam bearing follower rotatably contacts the first conveyor belt.

5. The fruit harvesting and collection device according to claim 1, characterized in that, The second-stage conveyor belt mechanism also includes a single bearing with a buckle, a third driven shaft, a second drive shaft, a second conveyor belt, a second motor, a second motor base, a second synchronous belt, and synchronous pulleys. Two second fixed side plates are symmetrically fixed to the upper surface of the second conveyor belt bracket. The outer surface of the second fixed side plates is fixed to the single bearing with a buckle. The third driven shaft and the second drive shaft are rotatably connected to the bearing with a buckle. The second conveyor belt is wound around the outer surface of the third driven shaft and the second drive shaft. The second motor base is fixed to the second fixed side plates. The second motor is fixed to the second motor base. The output shaft of the second motor and the second drive shaft are both coaxially connected to the synchronous pulleys. The second synchronous belt is wound around the two synchronous pulleys.

6. The fruit harvesting and collection device according to claim 1, characterized in that, The fruit sorting unit includes a fan, a guide plate, and an air guide plate. The two ends of the guide plate are connected to the output end of the conveyor belt unit and the collection box, respectively. The air inlet of the air guide plate is connected to the fan, and the air outlet is opened in a mesh pattern on the guide plate.

7. The fruit harvesting and collection device according to claim 1, characterized in that, It also includes a support frame and a load-bearing crossbeam. The load-bearing crossbeam is fixed to the underside of the retainer. The support frame is fixed to the underside of the retainer and the conveyor belt mechanism. The support frame includes an angle adjustment plate, an adjustable handle, an aluminum profile, a ball head bracket, a ball head screw, bolts, socket head cap screws, and T-slot nuts. The angle adjustment plate is fixed to the underside of the retainer and the conveyor belt mechanism by bolts. A ball head screw is fixed on the ball head bracket. The aluminum profile is threaded to the ball head screw. The socket head cap screw and the adjustable handle are threaded to a T-slot nut, and the two T-slot nuts are sequentially fixed to the same T-slot in the aluminum profile from top to bottom. The adjustable handle is slidably connected to an arc-shaped hole provided on the angle adjustment plate.

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