Broad bean planting harvester

Abstract

The utility model relates to a broad bean planting harvester, and belongs to the technical field of broad bean picking. The harvesting mechanism, the conveying mechanism and the threshing mechanism are used in cooperation, beans, stems, leaves and pods of broad beans can be directly separated, many processes of a traditional harvesting mode are omitted, the labor intensity of workers is effectively reduced, time and labor are saved, the harvesting efficiency of the broad beans is further improved, and the harvesting efficiency of the broad beans is improved. The threshing mechanism can repeatedly rub and thresh the broad beans, so that the threshing effect of the broad beans is better, the acquisition rate of broad bean finished products is increased, and the broad bean planting benefits of farmers are increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of broad bean picking, and in particular relates to a broad bean planting harvester. Background Art

[0002] Broad beans are widely planted in my country and are very popular among people. The traditional harvesting method is mainly manual operation, which is time-consuming and inefficient. Most existing broad bean harvesters can only harvest broad bean branches and pile them on the ground, and then farmers collect them for drying, and then use flails to beat or crush them for threshing. This method not only increases the labor intensity of operators, but also has poor threshing effect, resulting in a low rate of finished broad bean products, affecting the benefits of broad bean planting for farmers. Summary of the invention

[0003] In order to overcome the problem that the traditional harvesting method in the background technology mainly adopts manual operation, which is time-consuming and inefficient; and most of the existing broad bean harvesters can only harvest broad bean branches and arrange them on the ground, and then farmers collect them for drying, and then use flails to beat or crush them for threshing. This method not only increases the labor intensity of operators, but also has poor threshing effect of broad beans, resulting in a low acquisition rate of finished broad beans, affecting the benefit of broad bean planting for farmers. The utility model provides a broad bean planting harvester; through the coordinated use of a harvesting mechanism, a conveying mechanism and a threshing mechanism, the beans, stems, leaves and pods of broad beans can be directly separated, which saves many processes of the traditional harvesting method, effectively reduces the labor intensity of manual labor, saves time and effort, and further improves the harvesting efficiency of broad beans. The threshing mechanism can repeatedly rub and thresh the broad beans, so that the threshing effect of the broad beans is better, and the acquisition rate of the finished broad beans is improved, thereby increasing the benefit of broad bean planting for farmers.

[0004] To achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a broad bean planting harvester mainly includes a frame, walking wheels, a harvesting mechanism, a conveying mechanism, a threshing mechanism, a bean collection box, a control box, a first support frame, and a motor. The bottom of the frame is equipped with walking wheels, the control box is installed on the frame, the motor is installed in the control box, the harvesting mechanism is installed at the front end of the frame, the bean collection box is installed on the frame through the first support frame and is located at the rear end of the frame, the threshing mechanism is installed on the bean collection box, and a conveying mechanism for transporting broad bean pods is installed between the threshing mechanism and the harvesting mechanism.

[0005] The harvesting mechanism comprises a bucket, an auger shaft, a first rotating shaft, a connecting rod, a material shifting rod, a polygonal rotating frame, a chain transmission mechanism, an upper cutting knife, a lower cutting knife, a supporting shaft, a second rotating shaft, a second supporting frame, and a first spiral blade. The bucket is installed on the frame, the auger shaft is installed in the bucket through a bearing seat, the output end of the motor is connected to the end of the auger shaft through a belt transmission mechanism, and the auger shaft is provided with a spiral blade. The first rotating shaft is installed on the bucket through the second supporting frame, and the two ends of the first rotating shaft are connected to the end of the auger shaft through a belt transmission mechanism. Polygonal rotating frames are respectively installed at both ends of the first rotating shaft, and the two polygonal rotating frames are connected by a plurality of connecting rods, and material shifting rods are evenly arranged along the axial direction on the connecting rods; support shafts are respectively arranged on both sides of the bottom of the bucket, and a chain transmission mechanism is installed between the support shafts, and a plurality of lower cutting knives are equidistantly installed on the chain of the chain transmission mechanism. A plurality of upper cutters used in conjunction with lower cutters are equidistantly arranged at the bottom of the bucket. The second rotating shaft is installed on the side of the bucket. One end of the second rotating shaft is connected to the support shaft through a bevel gear, and the other end is connected to the end of the auger shaft through a belt transmission mechanism.

[0006] The transmission mechanism includes a shell, a rotating roller, a conveyor belt, and a lifting hopper. The bottom end of the shell is connected to the bucket, and the top end is connected to the threshing mechanism. Rotating rollers are installed on the top and bottom ends of the shell. A conveyor belt is connected between the two rotating rollers. A plurality of lifting hoppers are equidistantly arranged on the conveyor belt. The shaft end of the rotating roller at the bottom end of the shell is connected to the end of the auger shaft through a belt drive mechanism.

[0007] The threshing mechanism comprises a threshing box, an arc threshing screen, a third rotating shaft, a first supporting plate, a second supporting plate, a rubber threshing roller, a discharge port, a second spiral blade, and a fan-shaped through groove. The threshing box is installed on the bean collection box and is connected with the bean collection box. An arc threshing screen is installed at the bottom of the threshing box for facilitating the passage of beans. A discharge port for discharging threshed bean pods is provided on the side wall of the threshing box. The third rotating shaft is installed in the threshing box through a bearing seat. The end of the third rotating shaft is connected to the shaft end of the rotating roller through a belt transmission mechanism. The third rotating shaft is provided with a second spiral blade for conveying the threshed bean pods. The first supporting plate and the second supporting plate are respectively installed at both ends of the third rotating shaft. A plurality of fan-shaped through grooves are provided on the second supporting plate for facilitating the passage of the threshed bean pods. The first supporting plate and the second supporting plate are connected by a rubber threshing roller. The rubber threshing rollers are evenly distributed along the circumferential direction of the first supporting plate, and the gap between adjacent rubber threshing rollers is smaller than the size of full bean pods.

[0008] The bottom of the bean collection box is designed as a bucket-shaped structure for easy material discharge, and a discharge trough communicating with the inside of the bean collection box is arranged on the side wall of the bean collection box, and a discharge baffle which can move up and down is inserted on the discharge trough.

[0009] Beneficial effects of the utility model:

[0010] The utility model can directly separate the beans, stems, leaves and pods of broad beans through the coordinated use of a harvesting mechanism, a conveying mechanism and a threshing mechanism, thereby eliminating many processes of the traditional harvesting method, effectively reducing the intensity of manual labor, saving time and effort, and further improving the harvesting efficiency of broad beans. The threshing mechanism can repeatedly rub and thresh the broad beans, so that the threshing effect of the broad beans is better, the acquisition rate of the finished broad bean products is improved, and the broad bean planting benefits of the growers are increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This utility model is a three-dimensional schematic diagram Figure 1 .

[0012] Figure 2 This utility model is a three-dimensional schematic diagram Figure 2 .

[0013] Figure 3 yes Figure 2 A partial enlarged view of point A in the middle.

[0014] Figure 4 It is a three-dimensional schematic diagram of the internal structure of the transmission mechanism.

[0015] Figure 5 yes Figure 4 A partial enlarged view of point B in the middle.

[0016] Figure 6 This is a partial enlarged view of the harvesting mechanism.

[0017] Figure 7 It is a three-dimensional schematic diagram of the internal structure of the threshing mechanism.

[0018] Figure 8 It is a three-dimensional schematic diagram of the installation status of the rubber threshing roller and the second spiral blade. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0020] The utility model discloses a broad bean planting and harvesting machine, which mainly comprises a frame 1, a walking wheel 2, a harvesting mechanism 3, a conveying mechanism 4, a threshing mechanism 5, a bean collection box 6, a control box 7, a first support frame 8, and a motor 9. The frame 1 is provided with a walking wheel 2 at the bottom, the control box 7 is provided on the frame 1, the motor 9 is provided in the control box 7, the harvesting mechanism 3 is provided at the front end of the frame 1, the bean collection box 6 is provided on the frame 1 through the first support frame 8 and is located at the rear end of the frame 1, the threshing mechanism 5 is provided on the bean collection box 6, and a conveying mechanism 4 for conveying broad bean pods is provided between the threshing mechanism 5 and the harvesting mechanism 3.

[0021] When working, the utility model is driven to move by the walking wheel 2, and the motor 9 is started, and the harvesting mechanism 3 is driven by the motor 9 to separate the pods on the broad bean plants and cut off the broad bean plants. The separated pods are transported to the threshing mechanism 5 through the transmission mechanism 4 for threshing, and the threshed beans fall into the bean collecting box 6 for collection; the utility model can directly separate the beans, stems and leaves and pods of broad beans through the coordinated use of the harvesting mechanism, the transmission mechanism and the threshing mechanism, thereby eliminating many processes of the traditional harvesting method, effectively reducing the intensity of manual labor, saving time and effort, and further improving the harvesting efficiency of broad beans. The threshing mechanism can repeatedly rub and thresh the broad beans, so that the threshing effect of the broad beans is better, and the acquisition rate of the finished broad beans is improved, thereby increasing the broad bean planting benefits of the growers.

[0022] The harvesting mechanism 3 includes a bucket 301, an auger shaft 302, a first rotating shaft 303, a connecting rod 304, a material removing rod 305, a polygonal rotating frame 306, a chain transmission mechanism 307, an upper cutting knife 308, a lower cutting knife 309, a support shaft 310, a second rotating shaft 311, a second supporting frame 312, and a first spiral blade 313. The bucket 301 is installed on the frame 1, and the auger shaft 302 is installed in the bucket 301 through a bearing seat. The output end of the motor 9 is connected to the end of the auger shaft 302 through a belt transmission mechanism. The auger shaft 302 is provided with a spiral blade 313. A rotating shaft 303 is installed on the bucket 301 through a second supporting frame 312. The two ends of the first rotating shaft 303 are respectively connected to the ends of the auger shaft 302 through a belt transmission mechanism. The two ends of the first rotating shaft 303 are respectively installed with polygonal rotating frames 306. The two polygonal rotating frames 306 are connected by multiple connecting rods 304. The connecting rods 304 are evenly provided with material-discharging rods 305 along the axial direction. Support shafts 310 are respectively provided on both sides of the bottom of the bucket 301. A chain transmission mechanism 307 is installed between the support shafts 310. A plurality of lower cutting knives 309 are equidistantly installed on the chain of the chain transmission mechanism 307. A plurality of upper cutting knives 308 for use with lower cutting knives 309 are equidistantly arranged at the bottom of the bucket 301, and a second rotating shaft 311 is installed on the side of the bucket 301, one end of the second rotating shaft 311 is connected to the support shaft 310 through a bevel gear, and the other end is connected to the end of the auger shaft 302 through a belt transmission mechanism; when working, the motor 9 drives the auger shaft 302 to rotate through the belt transmission mechanism, and the auger shaft 302 drives the first rotating shaft 303 and the second rotating shaft 311 to rotate through the belt transmission mechanism respectively, and the first rotating shaft 303 drives the polygonal rotating frame 306 to rotate, and the bean pods are separated from the stems and leaves on the broad bean plants through the material removal rod 305 on the connecting rod 304 , so that the bean pods are brushed into the bucket 301 by the material-moving rod 305, and the first rotating shaft 303 drives the first spiral blade 313 to rotate, and the bean pods in the bucket 301 are transported to one side of the bucket 301, which is convenient for the conveying mechanism 4 to transport and load the materials. At the same time, the second rotating shaft 311 rotates to drive the support shaft 310 to rotate, and further drives the chain transmission mechanism 307 to rotate, so that the lower cutting knife 309 and the upper cutting knife 308 on the chain form a scissor-type cutting structure, and the broad bean plants after the bean pods are brushed are cut and arranged and stacked on the ground; the harvesting function of the broad bean plants is realized, which greatly reduces the labor intensity of manual harvesting, saves time and effort, and has high work efficiency.

[0023] The conveying mechanism 4 includes a shell 401, a rotating roller 402, a conveyor belt 403, and a lifting hopper 404. The bottom end of the shell 401 is connected to the bucket 301, and the top end is connected to the threshing mechanism 5. The top and bottom ends of the shell 401 are both equipped with rotating rollers 402, and a conveyor belt 403 is connected between the two rotating rollers 402. A plurality of lifting hoppers 404 are equidistantly arranged on the conveyor belt 403. The shaft end of the rotating roller 402 at the bottom end of the shell 401 is connected to the end of the auger shaft 302 through a belt transmission mechanism; the threshing mechanism 5 includes a threshing box 501, an arc threshing screen 502, a third rotating shaft 503, a first support plate 504, a second support plate 505, a rubber threshing roller 506, a discharge port 507, and a second spiral blade 5 08, fan-shaped through groove 509, the threshing box 501 is installed on the bean collection box 6 and is connected to the bean collection box 6, an arc-shaped threshing screen 502 is installed at the bottom of the threshing box 501 for facilitating the passage of beans, and a discharge port 507 for discharging threshed bean pods is provided on the side wall of the threshing box 501; the third rotating shaft 503 is installed in the threshing box 501 through a bearing seat, and the end of the third rotating shaft 503 is connected to the shaft end of the rotating roller 402 through a belt transmission mechanism. The third rotating shaft 503 is provided with a second spiral blade 508 for conveying the threshed bean pods, and the first support plate 504 and the second support plate 505 are respectively installed at both ends of the third rotating shaft 503, and the second support plate 505 is provided with a plurality of fan-shaped The first support plate 504 and the second support plate 505 are connected by a rubber threshing roller 506, and the rubber threshing rollers 506 are evenly distributed along the circumferential direction of the first support plate 504, and the gap between adjacent rubber threshing rollers 506 is smaller than the size of a full bean pod; when working, the auger shaft 302 drives the rotating roller 402 to rotate through the belt transmission mechanism, and further drives the conveyor belt 403 to move, and the bean pods in the bucket 301 are scraped and lifted into the threshing box 501 through the lifting hopper 404 on the conveyor belt 403. At the same time, the rotating roller 402 drives the third rotating shaft 503 to rotate through the belt transmission mechanism, and further drives the threshing drum composed of the first support plate 504, the second support plate 505 and the rubber threshing roller 506 to move. The bean pods falling onto the arc threshing screen 502 are repeatedly rubbed by the rubber threshing roller 506 to remove the bean pod shells, and the threshed broad beans fall into the bean collection box 6 through the mesh holes on the arc threshing screen 502 for collection, and the empty shell bean pods are squeezed during the rubbing process and enter the inside of the threshing drum along the gap between the rubber threshing rollers 506, and the empty shells of the bean pods after threshing are transported to the discharge port 507 for discharge through the second spiral blade 508, thereby avoiding the problem of blockage caused by the accumulation of a large number of empty shell bean pods during the threshing process. The threshing drum and the arc threshing screen 502 are used in combination to achieve a better threshing effect of broad beans, further improve the acquisition rate of finished broad beans, and thus increase the broad bean planting benefits of farmers.

[0024] The bottom of the bean collection box 6 is designed as a bucket-shaped structure for easy discharge of materials. A discharge chute 601 connected to the interior of the bean collection box 6 is provided on the side wall, and a discharge baffle 602 that can move up and down is inserted on the discharge chute 601. When the beans need to be transferred or bagged, the operator pulls up the discharge baffle 602 and fixes it, so that the beans are discharged along the discharge chute 601, which is easy to operate.

[0025] Working process:

[0026] During operation, the utility model is driven to move along by the walking wheel 2, and the motor 9 is started. The motor 9 drives the auger shaft 302 to rotate through the belt transmission mechanism. The auger shaft 302 drives the first rotating shaft 303 and the second rotating shaft 311 to rotate through the belt transmission mechanism respectively. The first rotating shaft 303 drives the polygonal rotating frame 306 to rotate, and the bean pods are separated from the stems and leaves on the broad bean plant by the material-pickup rod 305 on the connecting rod 304, so that the bean pods are brushed into the bucket 301 by the material-pickup rod 305, and the first rotating shaft 303 drives the first spiral blade 313 to rotate, so that the bean pods in the bucket 301 are transported to one side of the bucket 301, which is convenient for the conveying mechanism 4 to enter The conveyor belt 403 is driven to convey the material, and the bean pods in the bucket 301 are scraped and lifted into the threshing box 501 through the lifting hopper 404 on the conveyor belt 403. At the same time, the rotating roller 402 drives the third rotating shaft 503 to rotate through the belt transmission mechanism, and further drives the conveyor belt 403 to move. The threshing drum composed of the first support plate 504, the second support plate 505 and the rubber threshing roller 506 is driven to rotate, and the bean pods falling on the arc threshing screen 502 are repeatedly kneaded by the rubber threshing roller 506, so that the bean pod shells are removed, and the threshed broad beans fall into the bean collection box 6 through the mesh holes on the arc threshing screen 502 for collection, and the empty shell bean pods are squeezed during the kneading process and enter the threshing drum along the gap between the rubber threshing rollers 506, and the empty shells of the bean pods after threshing are transported to the discharge port 507 for discharge by the second spiral blade 508, thereby avoiding the accumulation of a large number of empty shell bean pods during the threshing process. The problem of blockage; when the beans need to be transferred or bagged, the operator pulls up the discharge baffle 602 and fixes it, so that the beans are discharged along the discharge trough 601, and the operation is simple; the utility model can directly separate the beans, stems, leaves and pods of broad beans through the cooperation of the harvesting mechanism, the conveying mechanism and the threshing mechanism, thereby eliminating many processes of the traditional harvesting method, effectively reducing the intensity of manual labor, saving time and effort, and further improving the harvesting efficiency of broad beans; the threshing mechanism can repeatedly rub and thresh the broad beans, so that the threshing effect of the broad beans is better, and the acquisition rate of the finished broad beans is improved, thereby increasing the broad bean planting benefits of the growers.

[0027] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A broad bean planting harvester, characterized in that: The broad bean planting and harvesting machine comprises a frame (1), running wheels (2), a harvesting mechanism (3), a conveying mechanism (4), a threshing mechanism (5), a bean collection box (6), a control box (7), a first support frame (8), and a motor (9). The frame (1) is provided with running wheels (2) at the bottom, the control box (7) is installed on the frame (1), the motor (9) is installed in the control box (7), the harvesting mechanism (3) is installed at the front end of the frame (1), the bean collection box (6) is installed on the frame (1) through the first support frame (8) and is located at the rear end of the frame (1), the threshing mechanism (5) is installed on the bean collection box (6), and a conveying mechanism (4) for conveying broad bean pods is installed between the threshing mechanism (5) and the harvesting mechanism (3).

2. A broad bean planting and harvesting machine as claimed in claim 1, characterized in that: The harvesting mechanism (3) comprises a bucket (301), an auger shaft (302), a first rotating shaft (303), a connecting rod (304), a material-moving rod (305), a polygonal rotating frame (306), a chain transmission mechanism (307), an upper cutting knife (308), a lower cutting knife (309), a support shaft (310), a second rotating shaft (311), a second support frame (312), and a first spiral blade (313). The bucket (301) is mounted on the vehicle frame (1), the auger shaft (302) is mounted in the bucket (301) via a bearing seat, the output end of the motor (9) is transmission-connected to the end of the auger shaft (302) via a belt transmission mechanism, and the auger shaft (302) is provided with a spiral blade (313). 13), a first rotating shaft (303) is installed on the bucket (301) through a second supporting frame (312), and both ends of the first rotating shaft (303) are respectively connected to the end of the auger shaft (302) through a belt transmission mechanism, and polygonal rotating frames (306) are respectively installed at both ends of the first rotating shaft (303), and the two polygonal rotating frames (306) are connected through a plurality of connecting rods (304), and the connecting rods (304) are evenly provided with material-moving rods (305) along the axial direction; support shafts (310) are respectively provided on both sides of the bottom of the bucket (301), and a chain transmission mechanism (307) is installed between the support shafts (310), and a plurality of lower cutting knives (309) are equidistantly installed on the chain of the chain transmission mechanism (307), A plurality of upper cutting knives (308) for use with lower cutting knives (309) are equidistantly arranged at the bottom of the bucket (301). A second rotating shaft (311) is mounted on the side of the bucket (301). One end of the second rotating shaft (311) is connected to the support shaft (310) via a bevel gear, and the other end is transmission-connected to the end of the auger shaft (302) via a belt transmission mechanism.

3. A broad bean planting and harvesting machine as claimed in claim 2, characterized in that: The conveying mechanism (4) comprises a shell (401), a rotating roller (402), a conveyor belt (403), and a lifting hopper (404). The bottom end of the shell (401) is connected to the bucket (301), and the top end is connected to the threshing mechanism (5). The top and bottom ends of the shell (401) are both equipped with rotating rollers (402). The conveyor belt (403) is connected between the two rotating rollers (402). A plurality of lifting hoppers (404) are equidistantly arranged on the conveyor belt (403). The shaft end of the rotating roller (402) at the bottom end of the shell (401) is connected to the end of the auger shaft (302) through a belt transmission mechanism.

4. A broad bean planting and harvesting machine as claimed in claim 3, characterized in that: The threshing mechanism (5) comprises a threshing box (501), an arc-shaped threshing screen (502), a third rotating shaft (503), a first supporting plate (504), a second supporting plate (505), a rubber threshing roller (506), a discharge port (507), a second spiral blade (508), and a fan-shaped through groove (509); the threshing box (501) is mounted on and communicated with the bean collection box (6); an arc-shaped threshing screen (502) is mounted at the bottom of the threshing box (501) to facilitate the passage of beans; a discharge port (507) for discharging threshed bean pods is provided on a side wall of the threshing box (501); the third rotating shaft (503) is mounted in the threshing box (501) via a bearing seat; the third rotating shaft (503) The third rotating shaft (503) is connected to the shaft end of the rotating roller (402) through a belt transmission mechanism; a second spiral blade (508) for conveying threshed bean pods is provided on the third rotating shaft (503); a first support plate (504) and a second support plate (505) are respectively installed at both ends of the third rotating shaft (503); a plurality of fan-shaped through grooves (509) are provided on the second support plate (505) for facilitating the passage of threshed bean pods; the first support plate (504) and the second support plate (505) are connected through rubber threshing rollers (506); the rubber threshing rollers (506) are evenly distributed along the circumferential direction of the first supporting plate (504), and the gap between adjacent rubber threshing rollers (506) is smaller than the size of a full bean pod.

5. A broad bean planting and harvesting machine as claimed in claim 1 or 4, characterized in that: The bottom of the bean collection box (6) is configured as a bucket-shaped structure for easy discharge of materials. A discharge chute (601) communicating with the inside of the bean collection box (6) is provided on the side wall of the bean collection box (6). A discharge baffle (602) movable up and down is inserted into the discharge chute (601).

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