Vegetable and fruit picking equipment

Abstract

The invention discloses a vegetable and fruit picking device which comprises a vehicle body, a vibration picking mechanism and a vegetable and fruit conveying mechanism, the vibration picking mechanism is arranged at one end of the vehicle body, the vegetable and fruit conveying mechanism is partially horizontally arranged below the vibration picking mechanism, and a collecting frame is further arranged on the vehicle body; wherein the vibration picking mechanism comprises arc-shaped elastic frames and a first driving assembly, the arc-shaped elastic frames are arranged on the two opposite sides of the vehicle body at intervals, and the first driving assembly is used for driving the arc-shaped elastic frames to vibrate. According to the fruit tree picking device, the defects that in an existing picking mode, harvesting can be conducted only when a collecting net is sequentially wound around each fruit tree to vibrate, then the collecting net is folded and moved to the next fruit tree to vibrate in a surrounding mode, and the picking efficiency is low are overcome. The vegetable and fruit picking, loading and unloading integrated equipment is high in picking efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of vegetable and fruit receiving and picking, and in particular to a vegetable and fruit picking device. Background Art

[0002] As we all know, smart agriculture is the combination of modern science and technology with agricultural planting, thus realizing unmanned, automated and intelligent management; with the promotion of smart agriculture, fruits and vegetables are gradually developing into automated picking.

[0003] Most existing devices vibrate fruit trees through collecting nets, thereby picking and collecting densely packed fruits such as cherries and grapes.

[0004] However, this picking method requires the collection net to be wrapped around each fruit tree and vibrated in turn before harvesting, and then the collection net is folded and moved to the next fruit tree for surrounding vibration, resulting in low picking efficiency.

[0005] Therefore, providing an integrated vegetable and fruit picking and loading and unloading device with high picking efficiency is an urgent problem to be solved by the present invention. Summary of the invention

[0006] In view of the above technical problems, the purpose of the present invention is to overcome the existing picking method that requires the collection net to be wrapped around each fruit tree in turn for vibration before harvesting, and then the collection net is folded and moved to the next fruit tree for surrounding vibration, which results in low picking efficiency. Thus, an integrated vegetable and fruit picking and loading and unloading device with high picking efficiency is provided.

[0007] In order to achieve the above-mentioned purpose, the present invention provides a vegetable and fruit picking device, the device comprising: a vehicle body, a vibrating picking mechanism and a vegetable and fruit conveying mechanism, the vibrating picking mechanism is arranged at one end of the vehicle body, the vegetable and fruit conveying mechanism is partially arranged horizontally below the vibrating picking mechanism, and a collecting frame is also arranged on the vehicle body; wherein the vibrating picking mechanism comprises: an arc-shaped elastic frame and a first driving component, the arc-shaped elastic frames are respectively arranged at intervals on opposite sides of the vehicle body, and the first driving component is used to drive the arc-shaped elastic frame to vibrate; the vegetable and fruit conveying mechanism comprises: a first transmission chain, a second transmission chain, a first collection box, a second collection box, a second driving component and a third driving component, wherein A first transmission chain and a second transmission chain are respectively arranged at intervals on two opposite sides of the vehicle body, and the first transmission chain and the second transmission chain can respectively reciprocate horizontally toward the interval of the arc-shaped elastic frame, and a plurality of first collection boxes and second collection boxes that cooperate with each other are respectively fixedly arranged around the first transmission chain and the second transmission chain. Second driving components for driving the first transmission chain and the second transmission chain to rotate are respectively arranged on two opposite sides of the vehicle body, and third driving components for driving the first transmission chain and the second transmission chain to reciprocate horizontally toward the interval of the arc-shaped elastic frame are also respectively arranged on two opposite sides of the vehicle body, and one end of the first transmission chain and one end of the second transmission chain are respectively arranged above the collection frame.

[0008] Preferably, the first collection box and the second collection box are in a mutually meshing tooth shape, and the number of the second collection boxes is less than the number of the first collection boxes.

[0009] Preferably, a tree trunk detection component is provided on the second transmission chain at a position where the second collection box is missing relative to the first collection box on the first transmission chain.

[0010] Preferably, baffles are provided on the first collection box and the second collection box respectively.

[0011] Preferably, guide slopes are provided on opposite sides of the vehicle body below the arc-shaped elastic frame, which are inclined toward the first collection box opening and the second collection box opening, respectively.

[0012] Preferably, limiting frames are respectively arranged on opposite sides of the vehicle body, a rotating rod is fixed to one side of the arc-shaped elastic frame, and the other side is rotatably arranged on the limiting frame, and the rotating rod is vertically and rotatably arranged on one side of the vehicle body.

[0013] Preferably, the first driving assembly includes: a first driving motor, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod. The first driving motor is arranged on one side of the vehicle body, and an output end thereof is coaxially fixed with one end of the first connecting rod, the other end of the first connecting rod is hinged to one end of the second connecting rod, the third connecting rod is horizontally reciprocatingly arranged on one side of the first driving motor, the other end of the second connecting rod is hinged to one end of the third connecting rod, one end of the fourth connecting rod is coaxially fixed to the rotating rod, and the other end is hinged to the other end of the third connecting rod.

[0014] Preferably, a first limiting sliding block is provided on the third connecting rod, and first limiting sliding grooves matched with the first limiting sliding block are respectively provided on opposite sides of the vehicle body.

[0015] Preferably, the second drive assembly includes: a second drive motor, a drive gear and a guide gear. The second drive motors are respectively arranged at the opposite ends of the first transmission chain and the second transmission chain. The output end of the second drive motor is coaxially provided with a drive gear engaged with the first transmission chain and the second transmission chain. A plurality of guide gears for tensioning the first transmission chain and the second transmission chain are respectively arranged on opposite sides of the vehicle body.

[0016] Preferably, the third driving assembly includes: a moving block, a third driving motor and a screw rod, second limiting slide grooves are arranged horizontally at the intervals of the arc-shaped elastic frames on opposite sides of the vehicle body, and a second limiting sliding block matched with the second limiting slide grooves is arranged on the moving block, third driving motors are arranged on opposite sides of the vehicle body, a screw rod is coaxially arranged horizontally at the output end of the third driving motor at the intervals of the arc-shaped elastic frames, the screw rod thread penetrates the moving block, and the first transmission chain and the second transmission chain are arranged on the sides of the moving blocks close to each other.

[0017] According to the above technical scheme, the beneficial effects of the present invention compared with the prior art are as follows: the present application drives the vehicle body toward the tree trunk, and then starts the third driving assembly to drive the first transmission chain and the second transmission chain to move horizontally in a direction away from the interval of the arc-shaped elastic frame, so that the vehicle body clamps the tree trunk between the first transmission chain and the second transmission chain, and then starts the third driving assembly to drive the first transmission chain and the second transmission chain to move horizontally in a direction close to the interval of the arc-shaped elastic frame, so that the tree trunk is clamped between the first collection box and the second collection box. At this time, the first driving assembly is started to drive the arc-shaped elastic frame to vibrate, so that the fruits and vegetables on the tree trunk fall into the first collection box and the second collection box. Finally, the third driving assembly is started to drive the first transmission chain and the second transmission chain to move horizontally in a direction away from the interval of the arc-shaped elastic frame, and the vehicle body is driven out, and then the second driving assembly is started to drive the first collection box and the second collection box to rotate through the first transmission chain and the second transmission chain. When the first collection box and the second collection box rotate to the end of the first transmission chain and the second transmission chain close to the collection frame, the fruits and vegetables will be dumped into the collection frame; there is no need to fold and unfold the collection net to achieve picking, thereby improving the picking efficiency.

[0018] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation mode; and the parts not involved in the present invention are the same as the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention but do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a stereoscopic diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention.

[0021] Figure 2 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 1 .

[0022] Figure 3 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 2 .

[0023] Figure 4 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 3 .

[0024] Figure 5 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 4 .

[0025] Figure 6 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 5 .

[0026] Figure 7 It is a partial three-dimensional diagram of a vegetable and fruit picking device provided in a preferred embodiment of the present invention. Figure 6 .

[0027] Description of reference numerals: 1-vehicle body; 101-guide slope; 102-limiting frame; 103-first limiting slide; 104-second limiting slide; 2-vibrating picking mechanism; 201-arc elastic frame; 20101-rotating rod; 202-first driving assembly; 20201-first driving motor; 20202-first connecting rod; 20203-second connecting rod; 20204-third connecting rod; 2020401-first limiting slider; 20205-fourth connecting rod; 3-vegetable and fruit conveyor Structure; 301-first transmission chain; 302-second transmission chain; 303-first collection box; 30301-baffle; 304-second collection box; 30401-trunk detection component; 305-second drive component; 30501-second drive motor; 30502-drive gear; 30503-guide gear; 306-third drive component; 30601-moving block; 3060101-second limit slider; 30602-third drive motor; 30603-screw rod; 4-collection frame. DETAILED DESCRIPTION

[0028] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0029] In the description of the embodiments of the present invention, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like are used to indicate an orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or are the orientation or positional relationship in which the invented product is usually placed when in use, they are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, if the terms "first", "second", "third" and the like appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In addition, if the terms "horizontal", "vertical", "overhanging" and the like appear, it does not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the description of the embodiments of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In order to further understand the features, technical means, specific objectives and functions of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] Reference Figure 1 and Figure 2 : A vegetable and fruit picking device, the device comprises: a vehicle body 1, a vibrating picking mechanism 2 and a vegetable and fruit conveying mechanism 3, the vibrating picking mechanism 2 is arranged at one end of the vehicle body 1, the vegetable and fruit conveying mechanism 3 is partially arranged horizontally below the vibrating picking mechanism 2, and the vehicle body 1 is also provided with a collecting frame 4; wherein, the vibrating picking mechanism 2 comprises: an arc-shaped elastic frame 201 and a first driving component 202, the arc-shaped elastic frames 201 are respectively arranged at intervals on opposite sides of the vehicle body 1, and the first driving component 202 is used to drive the arc-shaped elastic frame 201 to vibrate; the vegetable and fruit conveying mechanism 3 comprises: a first transmission chain 301, a second transmission chain 302, a first collection box 303, a second collection box 304, a second driving component 305 and a third driving component 306, the vehicle body 1 is respectively arranged at intervals on opposite sides A first transmission chain 301 and a second transmission chain 302 are provided, and the first transmission chain 301 and the second transmission chain 302 can respectively move back and forth horizontally toward the interval between the arc-shaped elastic frame 201, and a plurality of first collection boxes 303 and second collection boxes 304 that cooperate with each other are respectively fixedly arranged around the first transmission chain 301 and the second transmission chain 302, and second driving components 305 for driving the first transmission chain 301 and the second transmission chain 302 to rotate are respectively provided on the opposite sides of the vehicle body 1, and third driving components 306 for driving the first transmission chain 301 and the second transmission chain 302 to move back and forth horizontally toward the interval between the arc-shaped elastic frame 201 are also respectively provided on the opposite sides of the vehicle body 1, and one end of the first transmission chain 301 and one end of the second transmission chain 302 are respectively arranged above the collection frame 4.

[0033] The present application drives the vehicle body 1 toward the tree trunk, and then starts the third driving component 306 to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally in a direction away from the gap between the arc elastic frame 201, so that the vehicle body 1 clamps the tree trunk between the first transmission chain 301 and the second transmission chain 302, and then starts the third driving component 306 to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally in a direction close to the gap between the arc elastic frame 201, so that the tree trunk is clamped between the first collection box 303 and the second collection box 304. At this time, the first driving component 202 is started to drive the arc elastic frame 201 to vibrate, so that the fruits and vegetables on the tree trunk are shaken off to In the first collection box 303 and the second collection box 304, the third driving assembly 306 is finally started to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally toward the direction away from the interval of the arc elastic frame 201, and the vehicle body 1 is opened, and then the second driving assembly 305 is started to drive the first collection box 303 and the second collection box 304 to rotate through the first transmission chain 301 and the second transmission chain 302. When the first collection box 303 and the second collection box 304 rotate to the end of the first transmission chain 301 and the second transmission chain 302 close to the collection frame 4, the fruits and vegetables will be dumped into the collection frame 4; there is no need to fold and unfold the collection net to achieve picking, thereby improving the picking efficiency.

[0034] Reference Figure 5 : The first collection box 303 and the second collection box 304 are in a toothed shape that mesh with each other, and the number of the second collection boxes 304 is less than the number of the first collection boxes 303.

[0035] The present application arranges a small number of second collection boxes 304 at equal intervals, so that a gap is formed at the position where the second collection box 304 is missing to catch the tree trunk, thereby reducing the probability of fruits and vegetables falling to the ground.

[0036] Reference Figure 5 A trunk detection component 30401 is provided on the second transmission chain 302 at a position where the second collection box 304 is missing relative to the first collection box 303 on the first transmission chain 301 .

[0037] When the trunk detection component 30401 detects the presence of a tree trunk, the present application activates the third driving component 306 to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally toward the gap between the arc-shaped elastic frame 201, so as to clamp the tree trunk through the first collection box 303 and the corresponding position of the second transmission chain 302 where the second collection box 304 is missing, thereby reducing the probability of fruits and vegetables falling to the ground.

[0038] Reference Figure 5 : The first collection box 303 and the second collection box 304 are respectively provided with baffles 30301.

[0039] The present application provides a baffle 30301 to prevent the fruits and vegetables from sliding out of the first collection box 303 and the second collection box 304 and falling due to gravity when the first collection box 303 and the second collection box 304 are rising.

[0040] Reference Figure 3 The vehicle body 1 is provided with guide slopes 101 on two opposite sides below the arc-shaped elastic frame 201, which are inclined toward the opening of the first collection box 303 and the opening of the second collection box 304, respectively.

[0041] In the present application, a guide slope 101 is provided to guide the fruits and vegetables into the first collection box 303 and the second collection box 304 .

[0042] Reference Figure 3 and Figure 4 : The vehicle body 1 is provided with limiting frames 102 on opposite sides respectively. A rotating rod 20101 is fixed to one side of the arc-shaped elastic frame 201, and the other side is rotatably arranged on the limiting frame 102. The rotating rod 20101 is vertically rotatably arranged on one side of the vehicle body 1.

[0043] The present application starts the first driving component 202 to drive the arc-shaped elastic frame 201 to continuously reciprocate around the axis of the rotating rod 20101, thereby achieving the stretching and rebound of the arc-shaped elastic frame 201 itself, thereby shaking off the fruits and vegetables on the tree trunk.

[0044] Reference Figure 3 and Figure 4 : The first driving component 202 includes: a first driving motor 20201, a first connecting rod 20202, a second connecting rod 20203, a third connecting rod 20204 and a fourth connecting rod 20205. The first driving motor 20201 is arranged on one side of the vehicle body 1, and its output end is coaxially fixed with one end of the first connecting rod 20202, the other end of the first connecting rod 20202 is hinged to one end of the second connecting rod 20203, the third connecting rod 20204 is horizontally reciprocatingly arranged on one side of the first driving motor 20201, the other end of the second connecting rod 20203 is hinged to one end of the third connecting rod 20204, one end of the fourth connecting rod 20205 is coaxially fixed on the rotating rod 20101, and the other end is hinged to the other end of the third connecting rod 20204.

[0045] In the present application, the first driving motor 20201 is started to drive the first connecting rod 20202 to rotate, thereby driving the third connecting rod 20204 to reciprocate in the horizontal direction through the second connecting rod 20203, and further driving the rotating rod 20101 to reciprocate through the fourth connecting rod 20205.

[0046] Reference Figure 4: The third connecting rod 20204 is provided with a first limiting slider 2020401, and the first limiting sliding grooves 103 adapted to the first limiting slider 2020401 are respectively provided on the opposite sides of the vehicle body 1.

[0047] The third connecting rod 20204 of the present application is assembled in the first limiting sliding groove 103 through the first limiting sliding block 2020401 to stably reciprocate along the extension direction of the first limiting sliding groove 103.

[0048] Reference Figure 6 The second driving assembly 305 includes: a second driving motor 30501, a driving gear 30502 and a guide gear 30503. The first transmission chain 301 and the second transmission chain 302 are respectively provided with the second driving motor 30501 at opposite ends. The output end of the second driving motor 30501 is coaxially provided with a driving gear 30502 engaged with the first transmission chain 301 and the second transmission chain 302. The vehicle body 1 is respectively provided with a plurality of guide gears 30503 on opposite sides for tensioning the first transmission chain 301 and the second transmission chain 302.

[0049] In the present application, the second driving motor 30501 is started to drive the driving gear 30502 to rotate, thereby driving the first transmission chain 301 and the second transmission chain 302 to rotate. The guide gear 30503 is used to tension the first transmission chain 301 and the second transmission chain 302 to ensure stable transmission of the first transmission chain 301 and the second transmission chain 302.

[0050] Reference Figure 5-Figure 7 The third driving assembly 306 comprises: a moving block 30601, a third driving motor 30602 and a screw rod 30603. The second limiting slide groove 104 is arranged at the interval between the arc elastic frame 201 and the two opposite sides of the vehicle body 1 respectively. The moving block 30601 is provided with a second limiting slider 3060101 adapted to the second limiting slide groove 104. The third driving motors 30602 are arranged at the two opposite sides of the vehicle body 1 respectively. The output end of the third driving motor 30602 is coaxially arranged at the interval between the arc elastic frame 201 and the output end thereof is horizontally arranged with a screw rod 30603. The screw rod 30603 is threadedly penetrated through the moving block 30601. The first transmission chain 301 and the second transmission chain 302 are arranged on the side close to each other of the moving block 30601 respectively.

[0051] In the present application, the third driving motor 30602 is started to drive the screw rod 30603 to rotate, thereby driving the moving block 30601 to reciprocate along the length direction of the screw rod 30603, and then driving the first transmission chain 301 and the second transmission chain 302 to reciprocate toward the gap between the arc-shaped elastic frame 201.

[0052] When the device provided by the present invention is used, the vehicle body 1 is driven toward the tree trunk, and then the third driving component 306 is started to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally in the direction away from the interval between the arc-shaped elastic frame 201, so that the vehicle body 1 can clamp the tree trunk between the first transmission chain 301 and the second transmission chain 302, and then the third driving component 306 is started to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally in the direction close to the interval between the arc-shaped elastic frame 201, so that the tree trunk is clamped between the first collection box 303 and the second collection box 304. At this time, the first driving component 202 is started to drive the arc-shaped elastic frame 201 to vibrate, so as to clamp the tree trunk. The fruits and vegetables are shaken and fall into the first collection box 303 and the second collection box 304, and finally the third driving assembly 306 is started to drive the first transmission chain 301 and the second transmission chain 302 to move horizontally in the direction away from the interval of the arc-shaped elastic frame 201, and the vehicle body 1 is opened, and then the second driving assembly 305 is started to drive the first collection box 303 and the second collection box 304 to rotate through the first transmission chain 301 and the second transmission chain 302. When the first collection box 303 and the second collection box 304 rotate to the end of the first transmission chain 301 and the second transmission chain 302 close to the collection frame 4, the fruits and vegetables will be dumped into the collection frame 4; there is no need to fold and unfold the collection net to achieve picking, thereby improving the picking efficiency.

[0053] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, a variety of simple modifications can be made to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

[0054] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present invention will not further describe various possible combinations.

[0055] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A fruit and vegetable picking device, characterized in that: The device comprises: a vehicle body (1), a vibrating picking mechanism (2) and a vegetable and fruit conveying mechanism (3), wherein the vibrating picking mechanism (2) is arranged at one end of the vehicle body (1), the vegetable and fruit conveying mechanism (3) is partially arranged horizontally below the vibrating picking mechanism (2), and a collecting frame (4) is also arranged on the vehicle body (1); wherein: The vibrating picking mechanism (2) comprises: an arc-shaped elastic frame (201) and a first driving assembly (202); the arc-shaped elastic frames (201) are arranged at intervals on opposite sides of the vehicle body (1); and the first driving assembly (202) is used to drive the arc-shaped elastic frame (201) to vibrate; The vegetable and fruit conveying mechanism (3) comprises: a first transmission chain (301), a second transmission chain (302), a first collection box (303), a second collection box (304), a second driving assembly (305) and a third driving assembly (306). The first transmission chain (301) and the second transmission chain (302) are respectively arranged at intervals on opposite sides of the vehicle body (1). The first transmission chain (301) and the second transmission chain (302) can respectively move horizontally toward the interval of the arc-shaped elastic frame (201). The first transmission chain (301) and the second transmission chain (302) are respectively arranged around the first transmission chain (301) and the second transmission chain (302). There are a plurality of first collection boxes (303) and second collection boxes (304) that cooperate with each other. Second drive components (305) for driving the first transmission chain (301) and the second transmission chain (302) to rotate are respectively arranged on opposite sides of the vehicle body (1). Third drive components (306) for driving the first transmission chain (301) and the second transmission chain (302) to reciprocate horizontally toward the interval of the arc-shaped elastic frame (201) are also respectively arranged on opposite sides of the vehicle body (1). One end of the first transmission chain (301) and one end of the second transmission chain (302) are respectively arranged above the collection frame (4).

2. The vegetable and fruit picking device according to claim 1, characterized in that: The first collection box (303) and the second collection box (304) are in the shape of teeth meshing with each other, and the number of the second collection boxes (304) is less than the number of the first collection boxes (303).

3. The vegetable and fruit picking device according to claim 2, characterized in that: A tree trunk detection component (30401) is provided on the second transmission chain (302) at a position where the second collection box (304) is missing relative to the first collection box (303) on the first transmission chain (301).

4. The vegetable and fruit picking device according to claim 1, characterized in that: The first collection box (303) and the second collection box (304) are respectively provided with baffles (30301).

5. The vegetable and fruit picking device according to claim 1, characterized in that: The vehicle body (1) is provided with guide slopes (101) on opposite sides located below the arc-shaped elastic frame (201) and are inclined toward the opening of the first collection box (303) and the opening of the second collection box (304), respectively.

6. The vegetable and fruit picking device according to claim 1, characterized in that: The vehicle body (1) is provided with limit frames (102) on opposite sides respectively; a rotating rod (20101) is fixed on one side of the arc-shaped elastic frame (201); and the other side is rotatably arranged on the limit frame (102); and the rotating rod (20101) is vertically rotatably arranged on one side of the vehicle body (1).

7. The vegetable and fruit picking device according to claim 6, characterized in that: The first driving assembly (202) comprises: a first driving motor (20201), a first connecting rod (20202), a second connecting rod (20203), a third connecting rod (20204) and a fourth connecting rod (20205); the first driving motor (20201) is arranged on one side of the vehicle body (1), and the output end thereof is coaxially fixed with one end of the first connecting rod (20202); the other end of the first connecting rod (20202) is hinged to one end of the second connecting rod (20203); the third connecting rod (20204) is arranged on one side of the first driving motor (20201) so as to be horizontally reciprocatingly movable; the other end of the second connecting rod (20203) is hinged to one end of the third connecting rod (20204); one end of the fourth connecting rod (20205) is coaxially fixed to the rotating rod (20101), and the other end is hinged to the other end of the third connecting rod (20204).

8. The vegetable and fruit picking device according to claim 7, characterized in that: The third linkage rod (20204) is provided with a first limit sliding block (2020401), and the vehicle body (1) is provided with first limit sliding grooves (103) adapted to the first limit sliding block (2020401) on opposite sides.

9. The vegetable and fruit picking device according to claim 1, characterized in that: The second driving assembly (305) comprises: a second driving motor (30501), a driving gear (30502) and a guide gear (30503); the second driving motors (30501) are respectively arranged at opposite ends of the first transmission chain (301) and the second transmission chain (302); the output end of the second driving motor (30501) is coaxially provided with a driving gear (30502) engaged with the first transmission chain (301) and the second transmission chain (302); and the vehicle body (1) is respectively provided with a plurality of guide gears (30503) on opposite sides for tensioning the first transmission chain (301) and the second transmission chain (302).

10. The vegetable and fruit picking device according to claim 1, characterized in that: The third driving assembly (306) comprises: a moving block (30601), a third driving motor (30602) and a screw rod (30603); second limiting sliding grooves (104) are arranged at the intervals between the two opposite sides of the vehicle body (1) and facing the arc-shaped elastic frame (201) respectively; a second limiting sliding block (3060101) adapted to the second limiting sliding groove (104) is arranged on the moving block (30601); third driving motors (30602) are arranged at the two opposite sides of the vehicle body (1); a screw rod (30603) is coaxially arranged at the output end of the third driving motor (30602) and facing the intervals between the arc-shaped elastic frame (201); the screw rod (30603) is threadedly penetrated through the moving block (30601); and a first transmission chain (301) and a second transmission chain (302) are arranged at the sides of the moving blocks (30601) close to each other.

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