Self-adaptive feeding device of header for full-automatic garlic harvester

Abstract

The utility model discloses a self-adaptive feeding device of a header for a full-automatic garlic harvester, which comprises a header frame, a lifting and conveying mechanism, four dial wheels and a traveling wheel device rotating on the frame through a fixed shaft, the lifting and conveying mechanism comprises a plurality of lifting plates and a chain transmission structure, each lifting plate is respectively and rotatably connected with a seedling separating device, and the seedling separating device is connected with the lifting plate through a chain transmission structure. The seedling separating device comprises a connecting plate, a seedling separating frame, a plowshare and a supporting wheel, an elastic limiting piece is arranged on the seedling separating device, the rotating angle of the seedling separating frame can be adjusted in real time according to the ground condition of a garlic planting field, then the height of the plowshare is adjusted, the problem that garlic leaks due to the fact that the ground clearance is too high is solved, and the seedling separating device is convenient to use. The problem that the plowshare is inserted into the land in the prior art can be effectively avoided, and the working efficiency of the full-automatic garlic harvesting machine is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the equipment technical field of garlic harvesting machine, especially to the self -adaptation feeding device of cutting platform for full -automatic garlic harvesting machine. BACKGROUND

[0002] Traditional manual methods have been unable to meet the needs of modern farms, and the application of automatic garlic harvesting machines is an important part of agricultural mechanization, which has also promoted the transformation of garlic planting from traditional agriculture to modern agriculture.

[0003] Full -automatic garlic harvesting machine can complete the digging, soil removal, stalk cutting, transmission and bagging of garlic in one time, and this efficient mechanized operation greatly shortens the harvesting time, especially in the garlic harvesting season, which can ensure the completion of harvesting within the best time and avoid losses caused by weather changes or other factors.

[0004] The Chinese patent with the application number "2022225648263" discloses a new cutting platform of a garlic combined harvester, which includes a front-end feeding unit, a soil shoveling unit, a lifting and conveying unit, a hair cutting unit, a stem cutting unit and a transmission unit. In this technical solution, the feeding rack is fixedly connected with the conveying rack through a fixed connecting rod, one end of the fixed connecting rod is hingedly connected, the other end is fixedly connected, the rear lower end of the feeding rack is hingedly connected to the lower end of the conveying rack through a rotating shaft, one end of the fixed connecting rod is hingedly connected to the feeding rack, and the other end is fixed to the conveying rack through a nut. The conveying rack is provided with a mounting seat at the corresponding position, the mounting seat is provided with a connecting hole, and the end of the fixed connecting rod has a threaded portion. After the end is inserted into the connecting hole, it is fixed by the nut. Through this structure, the ground clearance of the feeding unit can be adjusted, which can adapt to different working environments and working requirements to a certain extent. However, the garlic planting land is generally ordinary farmland, and the ground flatness is not uniform. In the actual garlic harvesting process, when the garlic is mature, the leaves of the garlic plants (i.e. garlic seedlings) turn yellow, and the plants are prostrate. This adjustment structure is difficult to adapt to the ground environment of the garlic planting land, and the feeding rack is often inserted into the soil or the ground clearance of the feeding unit is adjusted too high, which makes it difficult to harvest garlic, and there are many garlic leakage phenomena, resulting in low garlic harvesting efficiency of the garlic combined harvester. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a self -adaptation feeding device of cutting platform for full -automatic garlic harvesting machine, which can adjust the rotation angle of the seedling separation frame in real time according to the ground conditions of the garlic planting land during the process of digging garlic, and then adjust the height of the plowshare, solve the problem of garlic leakage caused by too high ground clearance, and effectively avoid the problem of plowshare insertion into the soil in the prior art, so as to solve the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] An adaptive feeding device of a full-automatic garlic harvesting machine harvesting platform, comprising a cutting platform frame, a lifting conveying mechanism connected to the cutting platform frame, a plurality of poking wheels rotatably connected to the cutting platform frame, and a traveling wheel device fixedly rotatably connected to the cutting platform frame, the lifting conveying mechanism comprising a plurality of lifting plates connected to the cutting platform frame and a chain transmission structure rotatably connected to the lifting plates, each lifting plate is rotatably connected with a seedling separating device, the seedling separating devices are alternately and spacedly distributed with the poking wheels, the seedling separating device comprises a connecting plate rotatably connected with the lifting plate, a seedling separating frame connected with the connecting plate, a plow head fixedly connected with the seedling separating frame, and a supporting wheel fixedly rotatably connected to the plow head, and an elastic limiting piece is arranged on the seedling separating device to adaptively adjust the height of the plow head.

[0008] Further, the seedling separating devices are divided into a first type of seedling separating assembly and a second type of seedling separating assembly, the first type of seedling separating assembly and the second type of seedling separating assembly are transversely and alternately arranged on the lifting conveying mechanism, the second type of seedling separating assembly contains the traveling wheel device, the elastic limiting piece is divided into an elastic limiting piece A and an elastic limiting piece B, the elastic limiting piece A is arranged between the connecting plate of the first type of seedling separating assembly and the lifting plate, and the elastic limiting piece B is arranged between the seedling separating frame of the second type of seedling separating assembly and the traveling wheel device.

[0009] Further, the elastic limiting piece A comprises a mounting seat connected to the lifting plate and a compression elastic piece arranged on the mounting seat, one end of the compression elastic piece is connected with the connecting plate of the first type of seedling separating assembly, and the other end is connected with the mounting seat.

[0010] Further, the elastic limiting piece B comprises a sliding limiting groove symmetrically arranged on both sides of the traveling wheel device, a limiting column arranged in each sliding limiting groove, a sliding block slidably connected with the sliding limiting groove, and a compression spring sleeved on the limiting column, the sliding limiting grooves are symmetrically distributed on both sides of the traveling wheel device along the traveling direction of the traveling wheel and are vertically arranged on the side walls of the traveling wheel device, a sliding hole suitable for the limiting column to pass through is formed in the sliding block, the outer contour of the sliding block matches the horizontal section of the sliding limiting groove, and the sliding block linearly displaces along the axis direction of the limiting column, the limiting column is vertically arranged in the sliding limiting groove, and the upper end of the compression spring is connected with the upper inner wall of the sliding limiting groove, and the lower end is connected with the upper surface of the sliding block.

[0011] Further, the sliding block is connected with the seedling separating frame of the second type of seedling separating assembly to adaptively adjust the rotation angle of the seedling separating frame.

[0012] The utility model discloses the beneficial effect is as follows: the utility model discloses through the elastic stopper of adding of seedling separating device, in the process of plough head excavating garlic, according to the ground condition of garlic planting ground, the rotation angle of seedling separating frame is adjusted in real time, and then the height of plough head is self -adapted adjustment, the problem of missing garlic that appears because the height from ground is too high is solved, and the support wheel is installed below plough head, effectively avoid the problem of head insertion in the land in the prior art, the working efficiency of full -automatic garlic harvesting machine is improved, and the labor intensity of garlic farmer is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The overall structure schematic diagram of the harvesting platform self -adaptation feeding device is provided for the utility model;

[0014] Figure 2 The assembly schematic diagram of the two type seedling separating assembly is provided for the utility model;

[0015] Figure 3 For Figure 2 The enlarged schematic diagram of part A is provided for the utility model;

[0016] Figure 4 The assembly schematic diagram of the one type seedling separating assembly is provided for the utility model;

[0017] Figure 5 For Figure 4 The enlarged schematic diagram of part B is provided for the utility model.

[0018] The figure mark explanation: 100, cutting table frame;200, lifting conveying mechanism;210, lifting plate;220, chain transmission structure;300, poking wheel;400, advancing wheel device;500, seedling separating device;501, one type seedling separating assembly;502, two type seedling separating assembly;510, connecting plate;520, seedling separating frame;530, plough head;540, support wheel;600, elastic stopper;610, elastic stopper A;611, mounting seat;612, compression elastic part;620, elastic stopper B;621, sliding limit slot;622, limit post;623, sliding block;624, compression spring. DETAILED DESCRIPTION

[0019] In order to make the above -mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is explained in detail below. In the following description, a lot of specific details are set forth in order to fully understand the utility model. But the utility model can be implemented in many other ways different from the description, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the following disclosed specific implementation.

[0020] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply 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 utility model.

[0021] The implementation is as follows:

[0022] As shown in Figure 1 An adaptive feeding device for a harvesting platform of a full-automatic garlic harvesting machine, comprising a header frame 100, a lifting conveying mechanism 200 connected to the header frame 100, four kick wheels 300 fixedly and rotatably connected to the header frame 100, and a traveling wheel device 400 fixedly and rotatably connected to the header frame 100, the lifting conveying mechanism 200 comprising five lifting plates 210 connected to the header frame 100 and a chain transmission structure 220 rotatably connected to the lifting plates 210, each lifting plate 210 being rotatably connected with a seedling separating device 500, and the five seedling separating devices 500 being alternately and spacedly distributed with the four kick wheels 300.

[0023] As shown in Figure 1 , Figure 2 The seedling separating device 500 comprises a connecting plate 510 hingedly connected to the lifting plate 210, a seedling separating frame 520 connected to the connecting plate 510, a plow head 530 fixedly connected to the seedling separating frame 520, and a supporting wheel 540 fixedly and rotatably connected to the lower part of the plow head 530, and the seedling separating device 500 is provided with an elastic limiting piece 600 for adaptively adjusting the height of the plow head 530.

[0024] Each seedling separating device 500 is independently hingedly connected to the lifting plate 210, so that the ground clearance of the plow head 530 can be adaptively adjusted according to the actual situation of the ground during the traveling of the garlic harvesting machine, the plow head 530 can pass through each garlic plant (i.e. garlic seedling) with different lodging conditions, and the garlic bulbs can be lifted out by the plow head 530, thereby improving the working efficiency of the full-automatic garlic harvesting machine; meanwhile, the supporting wheel 540 is installed below each plow head 530, which can effectively avoid the problem of the plow head being inserted into the ground in the prior art during the garlic harvesting process.

[0025] As a technical scheme of the utility model, further Figure 2 , Figure 4The seedling separation device 500 shown is divided into a first-class seedling separation component 501 and a second-class seedling separation component 502. The first-class seedling separation component 501 and the second-class seedling separation component 502 are arranged alternately on the lifting and conveying mechanism 200. The second-class seedling separation component 502 contains a traveling wheel device 400. The elastic limiting member 600 is divided into an elastic limiting member A610 and an elastic limiting member B620. The elastic limiting member A610 is located between the lower side of the connecting plate 510 of the first-class seedling separation component 501 and the lifting plate 210. The elastic limiting member B620 is located between the seedling frame 520 of the second-class seedling separation component 502 and the traveling wheel device 400.

[0026] Furthermore, as a further technical solution of this utility model, such as Figure 5 The elastic limiting member A610 shown includes a mounting base 611 connected to the lifting plate 210 and a compression elastic member 612 disposed on the mounting base 611. One end of the compression elastic member 612 is connected to the connecting plate 510 of a seedling assembly 501, and the other end is connected to the mounting base 611. The compression elastic member 612 is a compression spring.

[0027] like Figure 3 The elastic limiting member B620 shown includes sliding limiting grooves 621 symmetrically arranged on both sides of the traveling wheel device 400, limiting posts 622 respectively arranged in each sliding limiting groove 621, sliders 623 slidably connected to the sliding limiting grooves 621, and compression springs 624 sleeved on the limiting posts 622. The sliding limiting grooves 621 are symmetrically distributed on both sides of the traveling wheel device 400 along the traveling direction of the traveling wheel and are vertically arranged on the side wall of the traveling wheel device 400. The sliders 623 are provided with openings suitable for the limiting posts 622 to pass through. The outer contour of the slider 623 is matched with the horizontal section of the sliding limit groove 621 through the sliding hole, and the slider 623 makes linear displacement along the axis of the limit post 622. The limit post 622 is vertically set in the sliding limit groove 621. The upper end of the compression spring 624 is connected to the upper inner wall of the sliding limit groove 621, and the lower end is connected to the upper surface of the slider 623. In addition, the slider 623 is connected to the seedling frame 520 of the second-class seedling separation component 502 so as to adaptively adjust the rotation angle of the seedling frame 520 by the seedling separation device 500.

[0028] In summary, this invention not only adjusts the rotation angle of the seedling frame in real time according to the ground conditions of the garlic planting area, thereby adaptively adjusting the height of the plow head and solving the problem of garlic leakage due to excessive height above the ground, but also effectively avoids the problem of the plow head inserting into the soil in the prior art, improving the working efficiency of the fully automatic garlic harvester and reducing the labor intensity of garlic farmers.

[0029] The basic principle and main features of the present application and the advantages of the present application are shown and described above, and it is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application; therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application, and any reference signs in the claims should not be considered as limiting the claims.

[0030] In addition, it should be understood that, although the present application is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. An adaptive feeding device for a harvesting table of a fully automatic garlic harvester, comprising a harvesting table frame, a lifting and conveying mechanism connected to the harvesting table frame, a plurality of rotating wheels rotatably connected to the harvesting table frame, and a traveling wheel device that rotates on a fixed axis on the harvesting table frame, characterized in that: The lifting and conveying mechanism includes several lifting plates connected to the header frame and a chain drive structure rotatably connected to the lifting plates. Each lifting plate is rotatably connected to a seedling separating device. The seedling separating devices and the shifting wheel are distributed alternately. The seedling separating device includes a connecting plate rotatably connected to the lifting plate, a seedling separating frame connected to the connecting plate, a plow head fixedly connected to the seedling separating frame, and a support wheel rotatably connected to the plow head. The seedling separating device is provided with an elastic limiting component to adaptively adjust the height of the plow head.

2. The adaptive feeding device for the harvesting table of a fully automatic garlic harvester according to claim 1, characterized in that: The seedling separation device is divided into a first-class seedling separation component and a second-class seedling separation component. The first-class seedling separation component and the second-class seedling separation component are arranged alternately on the lifting and conveying mechanism. The second-class seedling separation component contains a traveling wheel device. The elastic limiting member is divided into elastic limiting member A and elastic limiting member B. The elastic limiting member A is located between the lower side of the connecting plate of the first-class seedling separation component and the lifting plate, and the elastic limiting member B is located between the seedling separation frame of the second-class seedling separation component and the traveling wheel device.

3. The adaptive feeding device for the harvesting table of a fully automatic garlic harvester according to claim 2, characterized in that: The elastic limiting member A includes a mounting base connected to the lifting plate and a compression elastic member disposed on the mounting base. One end of the compression elastic member is connected to the connecting plate of a type of seedling assembly, and the other end is connected to the mounting base.

4. The adaptive feeding device for the harvesting table of a fully automatic garlic harvester according to claim 2, characterized in that: The elastic limiting component B includes sliding limiting grooves symmetrically arranged on both sides of the traveling wheel device, limiting posts respectively arranged in each sliding limiting groove, sliders slidably connected to the sliding limiting grooves, and compression springs sleeved on the limiting posts. The sliding limiting grooves are symmetrically distributed on both sides of the traveling wheel device along the traveling direction and are vertically arranged on the side wall of the traveling wheel device. The slider has a sliding hole suitable for the limiting post to pass through. The outer contour of the slider matches the horizontal section of the sliding limiting groove, and the slider makes linear displacement along the axial direction of the limiting post. The limiting post is vertically arranged in the sliding limiting groove. The upper end of the compression spring is connected to the upper inner wall of the sliding limiting groove, and the lower end is connected to the upper surface of the slider.

5. The adaptive feeding device for a harvesting table of a fully automatic garlic harvester according to claim 4, characterized in that: The slider is connected to the seedling frame of the second-class seedling separation component to allow the seedling separation device to adaptively adjust the rotation angle of the seedling frame.

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