CN114568120A - Tomato harvester header of adjustable width of cutting - Google Patents

Tomato harvester header of adjustable width of cutting Download PDF

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Publication number
CN114568120A
CN114568120A CN202210355766.6A CN202210355766A CN114568120A CN 114568120 A CN114568120 A CN 114568120A CN 202210355766 A CN202210355766 A CN 202210355766A CN 114568120 A CN114568120 A CN 114568120A
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CN
China
Prior art keywords
seedling
header
frame
tomato
separating device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210355766.6A
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Chinese (zh)
Other versions
CN114568120B (en
Inventor
黄杰
黄开鹏
章如权
程敬春
巩鹏
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China Railway Construction Heavy Industry Group Co Ltd
China Railway Construction Heavy Industry Xinjiang Co Ltd
Original Assignee
China Railway Construction Heavy Industry Group Co Ltd
China Railway Construction Heavy Industry Xinjiang Co Ltd
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Application filed by China Railway Construction Heavy Industry Group Co Ltd, China Railway Construction Heavy Industry Xinjiang Co Ltd filed Critical China Railway Construction Heavy Industry Group Co Ltd
Priority to CN202210355766.6A priority Critical patent/CN114568120B/en
Publication of CN114568120A publication Critical patent/CN114568120A/en
Application granted granted Critical
Publication of CN114568120B publication Critical patent/CN114568120B/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D45/00Harvesting of standing crops
    • A01D45/006Harvesting of standing crops of tomatoes
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D57/00Delivering mechanisms for harvesters or mowers
    • A01D57/20Delivering mechanisms for harvesters or mowers with conveyor belts
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D67/00Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms

Abstract

The invention discloses a tomato harvester header capable of adjusting swath width, which is applicable to the technical field of agricultural machinery, and comprises: the seedling separating device is used for separating the mutually wound tomato plants and gathering the tomato plants; a cutting knife for cutting off the stems of the tomato plants; the conveying belt is used for conveying the tomato plants from the previous process to the next process; the seedling supporting device is used for assisting in conveying the cut tomato plants into the conveying belt; the seedling separating device comprises a header frame, wherein a conveying belt is arranged in the header frame, a seedling holding device is arranged at the end part of the header frame, a cutting knife is horizontally arranged through the header frame, and seedling separating devices are arranged on two sides of the header frame; the seedling separating device is connected with the header frame in a sliding way, and the seedling separating device can be close to or far away from the header frame. Through using this device, effectively adjust the width of cutting a width of tomato harvester header to improve tomato harvester's results effect.

Description

Tomato harvester header of adjustable width of cutting
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a header of a tomato harvester with adjustable swath width.
Background
In recent years, as the planting area of processed tomatoes is continuously enlarged, the mechanized planting and harvesting of tomatoes are receiving wide attention. At present, the harvesting of tomatoes mainly depends on a tomato harvester and manual picking, a seedling separating device is used as a general part of the tomato harvester and is mainly installed in the front of a header of the tomato harvester, the spacing distance between the seedling separating devices is the cutting width of the tomato harvester, and the seedling separating device plays the roles of separating seedlings and assisting in feeding in the harvesting process, so that tomato plants can enter the tomato harvesting header orderly.
Due to different planting modes, the row spacing of the tomatoes is different, so that the width of the cutting table of the tomato harvester is different when the tomatoes are harvested. Most of seedling separating devices in the front of the header of the existing tomato harvester are fixedly connected or bolted, so that the width of the header of the tomato harvester is fixed and can not be adjusted, the width of the header can not be adjusted according to tomato planting modes in various places, the width of the header can not be adjusted by the tomato harvester, the tomato harvester is poor in adaptability, and the tomato fruits are damaged and even can not be operated easily in the harvesting process.
In summary, how to adjust the swath width of a header of a tomato harvester is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of this, the present invention provides a cutting table of a tomato harvester, which can adjust the width of the cutting table, so as to effectively adjust the width of the cutting table of the tomato harvester, and improve the harvesting effect of the tomato harvester.
In order to achieve the above purpose, the invention provides the following technical scheme:
a tomato harvester header of adjustable swath width includes:
a seedling separating device for separating the intertwined tomato plants and gathering the tomato plants;
a cutter for cutting off the stems of the tomato plants;
the conveying belt is used for conveying the tomato plants from the previous process to the next process;
the seedling supporting device is used for assisting in conveying the cut tomato plants into the conveying belt;
the conveying belt is arranged in the header frame, the seedling supporting device is arranged at the end part of the header frame, the cutting knife horizontally penetrates through the header frame, and the seedling separating devices are arranged on two sides of the header frame;
the seedling separating device is connected with the header frame in a sliding mode, and the seedling separating device can be close to or far away from the header frame.
Preferably, two sides of the end part of the header frame are provided with a vertical frame connecting plate and a sliding concave plate horizontally arranged on the frame connecting plate;
the end part of the seedling separating device is provided with a vertical seedling separating connecting plate and a sliding convex plate connected with the seedling separating connecting plate, the sliding convex plate can slide along the sliding concave plate, and the seedling separating connecting plate is provided with a mounting hole for mounting a positioning pin.
Preferably, the seedling distributing device comprises two stem poking rods, a seedling distributing motor for driving the stem poking rods to rotate in opposite directions, a support connected with the seedling distributing connecting plate and a connecting rod for connecting the two supports, the seedling distributing motor is arranged at the axial end of each stem poking roller, and the connecting rod is parallel to the cutting knife.
Preferably, the support is a quadrilateral linkage mechanism, one side of the quadrilateral linkage mechanism is hinged with the side part of the stem poking rod, and the other side of the quadrilateral linkage mechanism is fixedly connected with the seedling distributing connecting plate.
Preferably, the seedling supporting device comprises a seedling supporting frame, a seedling supporting belt wound on the periphery of the seedling supporting frame, a seedling supporting motor, a conveying wheel and a conveying shifting plate arranged on the conveying wheel, the conveying shifting plate is used for lifting the tomato plants, the seedling supporting motor is axially arranged on the seedling supporting frame to drive the seedling supporting belt to rotate, the conveying wheel is hinged to the seedling supporting frame, and the conveying wheel synchronously rotates along with the seedling supporting belt.
Preferably, the seedling support frame is hinged to the header frame, and the seedling support device further comprises a seedling support oil cylinder for driving the seedling support frame to rotate around a hinged point, a rodless end of the seedling support oil cylinder is hinged to an oil cylinder shaft of the header frame, and the other rodless end of the seedling support oil cylinder is hinged to the seedling support frame.
Preferably, the conveying shifting plates are uniformly distributed along the circumferential direction of the conveying wheel.
Preferably, the conveying shifting plate comprises a first shifting plate used when the seedling separating device is close to the header frame, a second shifting plate used when the seedling separating device does not move relative to the header frame, and a third shifting plate used when the seedling separating device is far away from the header frame, wherein the width of the first shifting plate is smaller than that of the second shifting plate, and the width of the second shifting plate is smaller than that of the third shifting plate.
When the tomato harvester header with the adjustable swath width provided by the invention is used, the seedling separating device can effectively separate the mutually wound tomato plants and gather the tomato plants, then, the seedling stems of the tomato plants can be cut off by the cutting knife, and the cut tomato plants can be conveyed to the conveying belt under the action of the seedling supporting device and then conveyed to the next procedure by the conveying belt.
In the using process, the seedling separating device can be adjusted according to the difference of the tomato planting row spacing, and is positioned at the middle mounting position relative to the header frame under the normal condition; when the row spacing of the tomatoes is increased, the tomatoes cannot be harvested by the tomato harvester, and at the moment, the swath width of the header needs to be increased, namely the seedling separating device can be moved outwards, so that the seedling separating device is far away from the frame of the header to increase the swath width of the header, and further the tomato harvester can harvest tomato plants; when the row spacing of the tomatoes becomes small, the folding effect of the seedling separating device on the tomato plants can be poor, the cutting width of the header needs to be reduced, the seedling separating device can be moved inwards, the seedling separating device is close to the header frame, the cutting width of the header is reduced, and the folding effect of the tomato harvester on the tomato plants is further improved.
In conclusion, the tomato harvester header with the adjustable swath width, provided by the invention, can effectively adjust the swath width of the tomato harvester header so as to improve the harvesting effect of the tomato harvester.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a header of a tomato harvester with adjustable swath width, provided by the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the connection between the header frame and the seedling separating device;
fig. 4 is a partial schematic view of a header frame;
FIG. 5 is a schematic view of the structure of the seedling separating device;
FIG. 6 is a schematic structural view of a stent;
FIG. 7 is a schematic structural view of the seedling supporting device;
FIG. 8 is a schematic view of the structure of the seedling separating device when the seedling separating device is not moving relative to the header frame;
FIG. 9 is a schematic view of the structure of the seedling separating device when approaching the header frame;
FIG. 10 is a schematic view of the structure of the seedling separating device far away from the header frame;
FIG. 11 is a schematic structural view of the sliding concave plate;
FIG. 12 is a schematic view of the structure of the sliding cam;
FIG. 13 is a schematic structural view of the conveying wheel and the conveying shifting plate in FIG. 8;
FIG. 14 is a schematic structural view of a second paddle;
FIG. 15 is a schematic structural view of the conveying wheel and the conveying shifting plate in FIG. 9;
FIG. 16 is a schematic structural view of the first dial plate;
FIG. 17 is a schematic structural view of the conveying wheel and the conveying shifting plate in FIG. 10;
fig. 18 is a schematic structural view of the third dial plate.
In fig. 1-18:
the seedling separating device comprises a seedling separating device 1, a seedling separating connecting plate 11, a sliding convex plate 12, a positioning pin 13, a mounting hole 14, a stem poking rod 15, a seedling separating motor 16, a support 17, a connecting rod 18, a cutting knife 2, a conveying belt 3, a seedling supporting device 4, a seedling supporting frame 41, a seedling supporting belt 42, a seedling supporting motor 43, a conveying wheel 44, a conveying poking plate 45, a first poking plate 451, a second poking plate 452, a third poking plate 453, a seedling supporting oil cylinder 46, a header frame 5, a frame connecting plate 51, a sliding concave plate 52, an oil cylinder shaft 53 and a bolt connecting seat 54.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the invention is to provide the tomato harvester header with adjustable swath width, which can effectively adjust the swath width of the tomato harvester header so as to improve the harvesting effect of the tomato harvester.
Please refer to fig. 1 to 18.
This embodiment provides a tomato harvesting machine header of adjustable swath width, includes:
a seedling separating device 1 for separating the intertwined tomato plants and gathering the tomato plants;
a cutting knife 2 for cutting off the seedling stem of the tomato plant;
the conveyer belt 3 is used for conveying the tomato plants from the previous procedure to the next procedure;
the seedling supporting device 4 is used for assisting in conveying the cut tomato plants into the conveying belt 3;
the seedling separating device comprises a header frame 5, wherein a conveying belt 3 is arranged in the header frame 5, a seedling supporting device 4 is arranged at the end part of the header frame 5, a cutting knife 2 horizontally penetrates through the header frame 5, and seedling separating devices 1 are arranged on two sides of the header frame 5;
the seedling separating device 1 is connected with the header frame 5 in a sliding way, and the seedling separating device 1 can be close to or far away from the header frame 5.
It should be noted that, because the seedling separating device 1 can slide along the header frame 5 so as to enable the seedling separating device 1 to be close to or far away from the header frame 5, when the seedling separating device 1 moves to a certain working position, the header frame 5 and the seedling separating device 1 can be fixed by using bolts or positioning pins 13 so as to complete the width adjustment operation of the header. Because the installation position of the seedling separating device 1 of the device is adjustable, the width of the header is adjusted, and the adaptability of the tomato harvester is further improved.
The shape, structure, size, material and the like of the seedling separating device 1, the cutting knife 2, the conveying belt 3, the seedling supporting device 4 and the header frame 5 can be determined according to actual conditions and actual requirements in the actual application process.
When the tomato harvester header with the adjustable swath width provided by the invention is used, the seedling separating device 1 can effectively separate the mutually wound tomato plants and gather the tomato plants, then, the seedling stems of the tomato plants can be cut off by the cutting knife 2, and the cut tomato plants can be conveyed to the conveying belt 3 under the action of the seedling supporting device 4 and then conveyed to the next working procedure by the conveying belt 3.
In the using process, the seedling separating device 1 can be adjusted according to the difference of the tomato planting row spacing, and under the normal condition, the seedling separating device 1 is in the middle installation position relative to the header frame 5; when the row spacing of the tomatoes is increased, the tomatoes cannot be harvested by the tomato harvester, and at the moment, the swath width of the header needs to be increased, namely the seedling separating device 1 can be moved outwards, so that the seedling separating device 1 is far away from the header frame 5 to increase the swath width of the header, and further the tomato harvester can harvest tomato plants; when the tomato row spacing becomes smaller, the seedling separating device 1 can worsen the folding effect of the tomato plants, the cutting width of the header needs to be reduced, the seedling separating device 1 can be moved inwards, the seedling separating device 1 is close to the header frame 5, the cutting width of the header is reduced, and the folding effect of the tomato harvester on the tomato plants is further improved.
In conclusion, the cutting table of the tomato harvester with the adjustable cutting width, provided by the invention, can effectively adjust the cutting width of the cutting table of the tomato harvester so as to improve the harvesting effect of the tomato harvester.
On the basis of the above embodiment, preferably, both sides of the end of the header frame 5 are provided with a vertical frame connecting plate 51 and a sliding concave plate 52 horizontally arranged on the frame connecting plate 51; the end of the seedling separating device 1 is provided with a vertical seedling separating connecting plate 11 and a sliding convex plate 12 connected with the seedling separating connecting plate 11, the sliding convex plate 12 can slide along a sliding concave plate 52, and the seedling separating connecting plate 11 is provided with a mounting hole 14 for mounting a positioning pin 13.
It should be noted that a partial schematic view of the header frame 5 is shown in fig. 4, and may include a frame structure, a cylinder shaft 53 disposed on the frame structure, a frame connecting plate 51 disposed at an end of the frame structure, a bolt connecting seat 54 for fixing the frame connecting plate 51 to the frame structure, and a sliding concave plate 52 horizontally disposed on the frame connecting plate 51. The sliding concave plate 52 can be configured to have a C-shaped cross section, and the sliding convex plate 12 can be configured to have a T-shaped cross section, so that the sliding concave plate 52 can be used as a guide rail for the sliding convex plate 12, and the sliding convex plate 12 is prevented from being easily separated from the sliding concave plate 52.
It should also be noted that, in the use process, the seedling separating device 1 can be adjusted according to the difference of the planting row spacing of the tomatoes, the seedling separating device 1 does not move relative to the header frame 5 under the normal condition and is positioned at the middle mounting position, the structure is shown in fig. 8, and the sliding convex plate 12 does not need to be moved at this time; when the row spacing of the tomatoes is increased, the tomato harvester cannot harvest the tomatoes, the swath width of the header needs to be increased, the sliding convex plate 12 can be pushed outwards at the moment, so that the seedling separating devices 1 are far away from each other, when the sliding convex plate 12 is adjusted to a required working position, the positioning pin 13 can be inserted into the mounting hole 14, and the bolt is locked, and the structure is shown in fig. 10; when the row spacing of the tomatoes becomes smaller, the effect of the seedling separating device 1 on gathering the tomato plants becomes worse, the swath width of the header needs to be reduced, the sliding convex plate 12 can be pushed inwards at the moment, so that the seedling separating device 1 is close to each other, when the sliding convex plate 12 is adjusted to a required working position, the positioning pin 13 can be inserted into the mounting hole 14 and the bolt is locked, and the structure is shown in fig. 9.
In the actual application process, the shapes, structures, sizes, materials and the like of the frame connecting plate 51, the sliding concave plate 52, the seedling separating connecting plate 11, the sliding concave plate 52 and the mounting hole 14 can be determined according to actual conditions and actual requirements.
Preferably, the seedling distributing device 1 comprises two stem poking rods 15, a seedling distributing motor 16 for driving the stem poking rods 15 to rotate oppositely, a bracket 17 connected with the seedling distributing connecting plate 11 and a connecting rod 18 for connecting the two brackets 17, the axial end part of each stem poking roller is provided with the seedling distributing motor 16, and the connecting rod 18 is arranged in parallel with the cutting knife 2. When the tomato harvester carries out the operation, divide seedling device 1 can be separately the winding tomato plant between two ridges to, two rotatory stem roller of dialling in opposite directions can effectively draw in the tomato plant in, make the tomato plant in the effective cutting within range of header.
Preferably, the support 17 is a quadrilateral linkage mechanism, one side of the quadrilateral linkage mechanism is hinged with the side part of the stem poking rod 15, and the other side of the quadrilateral linkage mechanism is fixedly connected with the seedling separating connecting plate 11, so that when the sliding convex plate 12 moves, the support 17 and the stem poking rod 15 can be driven to move synchronously, and the support 17 can be prevented from influencing the rotating process of the stem poking rod 15.
In the actual application process, the shapes, structures, sizes, materials and the like of the stem poking rod 15, the seedling separating motor 16, the bracket 17 and the connecting rod 18 can be determined according to actual conditions and actual requirements.
On the basis of the above embodiment, preferably, the seedling support device 4 includes a seedling support frame 41, a seedling support belt 42 wound around the outer periphery of the seedling support frame 41, a seedling support motor 43, a conveying wheel 44, and a conveying shifting plate 45 disposed on the conveying wheel 44, where the conveying shifting plate 45 is used for lifting tomato plants, the seedling support frame 41 is axially provided with the seedling support motor 43 to drive the seedling support belt 42 to rotate, the conveying wheel 44 is hinged to the seedling support frame 41, and the conveying wheel 44 rotates synchronously with the seedling support belt 42. Therefore, the seedling supporting motor 43 can drive the seedling supporting belt 42 and the conveying shifting plate 45 to rotate during operation, so that the seedling supporting device 4 can play a role in assisting material feeding in the operation process of the tomato harvester, and tomato plants can enter the seedling supporting belt 42 and the conveying belt 3 more smoothly.
Preferably, the seedling support frame 41 is hinged to the header frame 5, and further comprises a seedling support cylinder 46 for driving the seedling support frame 41 to rotate around a hinged point, a rodless end of the seedling support cylinder 46 is hinged to a cylinder shaft 53 of the header frame 5, and the other rodless end of the seedling support cylinder 46 is hinged to the seedling support frame 41.
It should be noted that the seedling support belt 42 is arranged above the conveyor belt 3, and a gap between the seedling support belt 42 and the conveyor belt 3 is called a header feeding gap, wherein tomato plants can be effectively cut off by the cutter 2 after entering the seedling support belt 42, fall into the conveyor belt 3 from the seedling support belt 42, and finally are conveyed to the next process by the conveyor belt 3. When the tomato plant output is great, the header feeding clearance needs to be increased to avoid the blockage of the conveying process of the tomato plants, at the moment, the seedling holding oil cylinder 46 can be driven to operate, and when the seedling holding oil cylinder 46 and the rodless end hinged to the seedling holding frame 41 extend out, the seedling holding frame 41 can be jacked up and lifted up to increase the distance between the seedling holding belt 42 and the conveying belt 3, so that the tomato plants smoothly enter the conveying belt 3. When the yield of the tomato plants is small, the feeding clearance of the header needs to be reduced to avoid the lower conveying efficiency of the tomato plants, at the moment, the seedling holding oil cylinder 46 can be driven to operate, and when the seedling holding oil cylinder 46 retracts along the rodless end hinged with the seedling holding frame 41, the seedling holding frame 41 can fall back to reduce the space between the seedling holding belt 42 and the conveying belt 3, so that the tomato plants can more quickly enter the conveying belt 3.
In the actual application process, the shapes, the structures, the sizes, the materials and the like of the seedling supporting frame 41, the seedling supporting belt 42, the seedling supporting motor 43, the conveying wheel 44 and the conveying shifting plate 45 can be determined according to the actual conditions and the actual requirements.
Preferably, the conveying shifting plates 45 are uniformly distributed along the circumferential direction of the conveying wheel 44 to improve the lifting and righting effect of the conveying shifting plates 45 on the tomato plants, so that the tomato plants close to the ground can enter the seedling-holding belt 42 more smoothly.
Preferably, the conveying shifting plate 45 comprises a first shifting plate 451 used when the seedling separating device 1 is close to the header frame 5, a second shifting plate 452 used when the seedling separating device 1 is not moved relative to the header frame 5, and a third shifting plate 453 used when the seedling separating device 1 is far away from the header frame 5, wherein the width of the first shifting plate 451 is smaller than that of the second shifting plate 452, and the width of the second shifting plate 452 is smaller than that of the third shifting plate 453.
It should be noted that, because the width of the header needs to be adjusted, when the seedling separating device 1 is close to or far away from the header frame 5, the gap between the seedling separating device 1 and the seedling supporting device 4 changes, the material is blocked at the gap, and the conveying shifting plate 45 plays a role in feeding the material at the gap between the seedling supporting device 4 and the seedling separating device 1. Therefore, the conveying poking plate 45 can be adjusted according to the installation position of the seedling separating device 1, and when the seedling separating device 1 is in the middle installation position, a second poking plate 452 can be installed, as shown in fig. 14; when the seedling separating device 1 is far away from the header frame 5, a third shifting plate 453 can be installed, as shown in fig. 18; when the seedling separating device 1 is close to the header frame 5, a first shifting plate 451 can be installed, as shown in fig. 16. The operation of replacing the conveying shifting plate 45 is to ensure that the distance between the seedling separating device 1 and the seedling supporting device 4 is not too large or too small during harvesting operation, so as to avoid harvesting loss.
In the actual operation process, the shape, structure, size, material and the like of the first pulling plate 451, the second pulling plate 452 and the third pulling plate 453 can be determined according to the actual situation and the actual requirement.
It should be noted that, in the present application, the first dial plate 451, the second dial plate 452, and the third dial plate 453 are mentioned, wherein the first, the second, and the third are only for distinguishing the position differences, and are not in the order of priority.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.
The cutting table of the tomato harvester with the adjustable cutting width, provided by the invention, is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides an adjustable tomato harvester header of cutting width, its characterized in that includes:
the seedling separating device (1) is used for separating the intertwined tomato plants and gathering the tomato plants;
a cutter (2) for cutting off the stems of the tomato plants;
a conveyor belt (3) for conveying the tomato plants from a previous process to a next process;
a seedling supporting device (4) for assisting in conveying the cut tomato plants into the conveyor belt (3);
the seedling separating device comprises a header frame (5), wherein the conveying belt (3) is arranged in the header frame (5), the end part of the header frame (5) is provided with the seedling supporting device (4), the cutting knife (2) horizontally penetrates through the header frame (5), and the two sides of the header frame (5) are provided with the seedling separating devices (1);
the seedling separating device (1) is connected with the header frame (5) in a sliding mode, and the seedling separating device (1) can be close to or far away from the header frame (5).
2. The tomato harvester header with adjustable swath width according to claim 1, characterized in that both sides of the end of the header frame (5) are provided with a vertical frame connecting plate (51) and a sliding concave plate (52) horizontally arranged on the frame connecting plate (51);
the seedling separating device is characterized in that a vertical seedling separating connecting plate (11) and a sliding convex plate (12) connected with the seedling separating connecting plate (11) are arranged at the end part of the seedling separating device (1), the sliding convex plate (12) can slide along the sliding concave plate (52), and the seedling separating connecting plate (11) is provided with a mounting hole (14) for mounting a positioning pin (13).
3. The tomato harvester header with the adjustable swath width as defined in claim 2, wherein the seedling separating device (1) comprises two stem poking rollers (15), a seedling separating motor (16) for driving the stem poking rollers (15) to rotate oppositely, a bracket (17) connected with the seedling separating connecting plate (11), and a connecting rod (18) for connecting the two brackets (17), the seedling separating motor (16) is arranged at the axial end of each stem poking roller, and the connecting rod (18) and the cutting knife (2) are arranged in parallel.
4. The tomato harvester header with the adjustable swath width as claimed in claim 3, wherein the support (17) is a quadrilateral linkage mechanism, one side of the quadrilateral linkage mechanism is hinged with the side of the stem poking stick (15), and the other side of the quadrilateral linkage mechanism is fixedly connected with the seedling distribution connecting plate (11).
5. The header of a tomato harvester with adjustable swath width according to any one of claims 1 to 4, wherein the seedling support device (4) comprises a seedling support frame (41), a seedling support belt (42) wound around the outer periphery of the seedling support frame (41), a seedling support motor (43), a conveying wheel (44), and a conveying shifting plate (45) arranged on the conveying wheel (44), the conveying shifting plate (45) is used for lifting the tomato plant, the seedling support motor (43) is axially arranged on the seedling support frame (41) to drive the seedling support belt (42) to rotate, the conveying wheel (44) is hinged to the seedling support frame (41), and the conveying wheel (44) synchronously rotates along with the seedling support belt (42).
6. The tomato harvester header with the adjustable swath width as claimed in claim 5, wherein the seedling support frame (41) is hinged to the header frame (5), the tomato harvester header further comprises a seedling support cylinder (46) for driving the seedling support frame (41) to rotate around a hinged point, a rodless end of the seedling support cylinder (46) is hinged to a cylinder shaft (53) of the header frame (5), and the other rodless end of the seedling support cylinder (46) is hinged to the seedling support frame (41).
7. Tomato harvester header with adjustable swath width according to claim 5, characterized in that the transport paddles (45) are evenly distributed along the circumference of the transport wheel (44).
8. The tomato harvester header of claim 5, characterized in that the conveying shifting plate (45) comprises a first shifting plate (451) for use when the seedling separating device (1) is close to the header frame (5), a second shifting plate (452) for use when the seedling separating device (1) is not moving relative to the header frame (5), and a third shifting plate (453) for use when the seedling separating device (1) is far away from the header frame (5), the width of the first shifting plate (451) is smaller than that of the second shifting plate (452), and the width of the second shifting plate (452) is smaller than that of the third shifting plate (453).
CN202210355766.6A 2022-04-06 2022-04-06 Tomato harvester header of adjustable width of cutting Active CN114568120B (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3473613A (en) * 1967-04-26 1969-10-21 Fmc Corp Tomato harvester
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CN107484485A (en) * 2016-06-13 2017-12-19 谷家淑 Cassava harvester
CN212087062U (en) * 2020-03-12 2020-12-08 河南金昊机械有限公司 Width adjusting device of corn harvester header divider

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US3473613A (en) * 1967-04-26 1969-10-21 Fmc Corp Tomato harvester
US20070079592A1 (en) * 2005-10-11 2007-04-12 Pruitt Martin E Crop harvester having metal conditioner rolls with herringbone rib pattern
CN102282960A (en) * 2011-06-28 2011-12-21 石河子贵航农机装备有限责任公司 Picking head used in tomato harvester
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JP2014045702A (en) * 2012-08-30 2014-03-17 Iseki & Co Ltd Crop harvester
JP2014180225A (en) * 2013-03-18 2014-09-29 Kagome Co Ltd Tomato separation unit in tomato harvester
CN107484485A (en) * 2016-06-13 2017-12-19 谷家淑 Cassava harvester
CN106941855A (en) * 2017-05-05 2017-07-14 山东省玛丽亚农业机械有限公司 A kind of crop harvester linkage ceding of Taiwan
CN212087062U (en) * 2020-03-12 2020-12-08 河南金昊机械有限公司 Width adjusting device of corn harvester header divider

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