Cyperus oleifera harvester

Abstract

The present invention relates to a cyperus oleiferus harvester, comprising: a frame, the frame comprising: two symmetrically arranged support beams, the two support beams being fixedly connected by two connecting beams; a rotary tillage device, a flipping device and a material screening device being respectively arranged between the two support beams in a feeding order; a screening device comprising: a screen assembly, a group of screen frame slide rails being fixedly and symmetrically arranged on the frame near the flipping device, the screen assembly being slidably arranged on the screen frame slide rails; a screening drive device being fixedly arranged on the frame, the screening drive device being transmission-connected with the screen assembly, the screening drive device driving the screen assembly to horizontally reciprocate on the screen frame slide rails to screen the material. The present invention harvests cyperus oleiferus by means of the rotary tillage device and the flipping device, and screens cyperus oleiferus fruits by means of the screening device moving horizontally and reciprocatingly on the screen frame slide rails, thereby eliminating the need for manual selection operations.

Description

Technical Field

[0001] The invention relates to a cyperus oleifera harvester. Background Art

[0002] Cyperus oleiferus is a plant of the genus Cyperus in the family Cyperaceae. It is a new crop with high quality, high yield and comprehensive utilization value. After being picked, Cyperus oleiferus can be used to extract edible oil. However, its stems and leaves grow in clusters, and its tillering ability is very strong. Its stems are triangular and wrapped by leaves. It is often necessary to manually screen after picking and harvesting, which is time-consuming and laborious. Summary of the invention

[0003] In order to overcome the above problems, the present invention provides a cyperus oleifera harvester.

[0004] In order to achieve the above object, the present invention comprises: a frame, wherein the frame comprises: two symmetrically arranged support beams, wherein the two support beams are fixedly connected by two connecting beams; a rotary tillage device, a flipping device and a screening device are respectively arranged between the two support beams in the order of feeding;

[0005] The screening device includes: a screen assembly, a group of screen frame slide rails are fixedly and symmetrically arranged on the frame on the side near the flipping device corresponding to the screen assembly, and the screen assembly is slidably arranged on the screen frame slide rails; a screening drive device adapted to the screen assembly is fixedly arranged on the frame corresponding to the screen assembly, the screening drive device is transmission-connected to the screen assembly, and the screening drive device drives the screen assembly to move horizontally back and forth on the screen frame slide rails to screen materials.

[0006] Furthermore, the screening drive device is an eccentric drive device, including: a screening drive motor fixedly arranged on the frame, an eccentric wheel fixedly arranged on the power output shaft of the screening drive motor, a shaft sleeve rotatably sleeved on the outer side of the eccentric wheel, a push rod fixedly arranged on the shaft sleeve, a connecting rod hingedly arranged on the push rod, and the connecting rod is fixedly connected to the screening assembly.

[0007] Furthermore, the screen assembly includes: a first screen is arranged on the frame at an angle downward along the rotary tillage direction, and a second screen is fixedly arranged below the first screen at a predetermined angle thereto; the mesh number of the second screen is greater than the mesh number of the first screen.

[0008] Furthermore, two support shafts are fixedly arranged on the screen assembly and perpendicular to the screen frame slide rail, and a roller is rotatably arranged at both ends of each support shaft, and each roller is rolled and abutted in the screen frame slide rail.

[0009] Furthermore, the rotary tillage device includes: an inverted U-shaped connecting frame fixedly arranged below the frame, a rotary tillage shaft is rotatably arranged on the connecting frame perpendicular to the feeding direction, and a plurality of rotary tillage wheels are coaxially and fixedly sleeved on the rotary tillage shaft at intervals; and also includes: a rotary tillage drive device fixedly arranged on the frame corresponding to the rotary tillage shaft, and the rotary tillage drive device is transmission-connected to the rotary tillage shaft.

[0010] Furthermore, the flipping device includes: a pair of connecting frames are symmetrically fixedly arranged on the two supporting beams of the frame, a flipping fixed axis is fixedly arranged between the two connecting frames and perpendicular to the feeding direction, and a flipping wheel is arranged on the flipping fixed axis to rotate coaxially with it; it also includes: a flipping drive device is arranged corresponding to the flipping wheel, and the flipping drive device is connected to the flipping wheel in transmission.

[0011] Furthermore, the flip wheel includes: a wheel body arranged to rotate coaxially with the flip fixed axis, on which more than three L-shaped scraping plates are evenly and fixedly arranged around its axis, and the scraping direction of each scraping plate is consistent with the feeding direction of the screening device.

[0012] Furthermore, the flipping drive device is configured as a flipping drive motor; corresponding to the flipping drive motor, a hollow accommodating cavity is symmetrically provided in the wheel body of the flipping wheel along its axis, and the flipping drive motor is fixedly arranged in the hollow accommodating cavity; wherein the flipping fixed axis is composed of two coaxially arranged half axes; and the flipping drive motor is fixedly connected to the connecting frame via the above-mentioned two half axes respectively.

[0013] Furthermore, a discharging device is provided at the end of the second screen;

[0014] The discharging device comprises: a horizontal screw conveyor is fixedly arranged at the end of the second screen, and a lifting screw conveyor is also arranged at the outlet position of the horizontal screw device.

[0015] Furthermore, a flip wheel baffle is fixedly provided on the frame in the material guiding area corresponding to the flip wheel.

[0016] The beneficial effects of the present invention are as follows: the present invention harvests cyperus rotundus by means of a rotary tillage device and a flipping device, and screens cyperus rotundus fruits by means of a screening device that reciprocates horizontally on a screen frame slide rail, thereby eliminating the need for manual selection operations. In addition, the device structure of the present invention is simple, and the operation is time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of the present invention in an embodiment.

[0018] Figure 2 It is a top view of the present invention in an embodiment.

[0019] Figure 3 Schematic diagram of the structure of the rotary tillage device in the embodiment of the present invention.

[0020] Figure 4 It is a schematic diagram of the structure of the screening device in an embodiment of the present invention.

[0021] In the figure, 1. frame, 2. rotary tillage device, 201. rotary tillage shaft, 202. rotary tillage wheel, 203. rotary tillage drive device, 204. driving wheel, 205. driven wheel one, 206. driven wheel two, 207. driven wheel three, 3. flipping device, 301. flipping fixed shaft, 302. flipping wheel, 303. flipping drive device, 304. sleeve, 4. screening device, 401. baffle, 402. first screen, 403. second screen, 404. screening drive device, 405. eccentric wheel, 406. push rod, 5. flipping wheel baffle, 6. discharging device. DETAILED DESCRIPTION

[0022] The present invention will be further described below in conjunction with the accompanying drawings.

[0023] Example 1

[0024] Embodiment 1 is one of the structures of the present invention, such as Figure 1 , as shown in FIG. 2 , the machine comprises: a frame 1, the frame 1 comprises: two symmetrically arranged support beams, the two support beams are fixedly connected by two connecting beams; a rotary tillage device 2, a flipping device 3 and a screening device 4 are respectively arranged between the two support beams in the order of feeding;

[0025] like Figure 3 As shown, the rotary tillage device 2 comprises: an inverted U-shaped connecting frame is fixedly arranged below the frame 1, a rotary tillage shaft 201 is rotatably arranged on the connecting frame perpendicular to the feeding direction through a bearing device, and a plurality of rotary tillage wheels 202 are respectively and coaxially fixedly sleeved on the rotary tillage shaft 201 at intervals; and further comprises: a rotary tillage driving device 203 is fixedly arranged on the frame 1 corresponding to the rotary tillage shaft 201, and the rotary tillage driving device 203 is drivingly connected to the rotary tillage shaft 201;

[0026] The rotary tillage wheel 202 includes: a wheel body coaxially fixedly sleeved with the rotary tillage shaft 201, and a plurality of crushing blades are evenly fixedly arranged on the wheel body around its axis. The rotary tillage driving device 203 drives the rotary tillage shaft 201 to drive the rotary tillage wheel 202, and the plurality of crushing blades on the rotary tillage wheel 202 are used to crush and harvest the cyperus oleifera plants in the field;

[0027] In this embodiment, the rotary tillage shaft 201 is meshed and connected with the power output shaft of the rotary tillage driving device through a shaft transmission device;

[0028] Specifically, the rotary tillage driving device 203 is configured as a reduction motor, the power output shaft of the reduction motor is coaxially fixedly connected to a fixed frame of a shaft transmission device, a driving wheel 204 is fixedly arranged on the power output shaft of the reduction motor, a driven wheel 3 207 is coaxially fixedly arranged on the rotary tillage shaft 201 corresponding to the driving wheel 204, a driven wheel 1 205 and a driven wheel 2 206 are respectively and sequentially meshed and driven on the fixed frame of the shaft transmission device between the driving wheel 204 and the driven wheel 3 207, so that the rotary tillage driving device 203 drives the driving wheel 204 thereon to rotate, and the driving wheel 204, the driven wheel 1 205, the driven wheel 206 and the driven wheel 3 207 are meshed and driven with each other in sequence, so as to drive the rotary tillage shaft 201 to rotate, so that the rotary tillage wheel 202 thereon rotates, and the cyperus oleifera plants are crushed;

[0029] like Figure 2 As shown, the flipping device 3 includes: a pair of connecting frames are symmetrically fixedly arranged on the two supporting beams of the frame 1, a flipping fixed axis 301 is fixedly arranged between the two connecting frames and perpendicular to the feeding direction, and a flipping wheel 302 is arranged on the flipping fixed axis 301 to rotate coaxially with it; it also includes: a flipping drive device 303 is arranged corresponding to the flipping wheel 302, and the flipping drive device 303 is connected to the flipping wheel 302 in transmission.

[0030] In this embodiment, the flip driving device 303 is configured as a flip driving motor; corresponding to the flip driving motor, a hollow accommodation cavity is symmetrically provided in the wheel body of the flip wheel 302 along its axis, and the flip driving motor is fixedly arranged in the hollow accommodation cavity; wherein the flip fixed axis 301 is composed of two coaxially arranged half axes; the flip driving motor is fixedly connected to the connecting frame through the above two half axes. Figure 2 As shown, the flip driving motor is connected to the flip wheel 302 through a shaft sleeve 304; bearing devices are respectively provided between the flip wheel 302 and the two half shafts;

[0031] Among them, Figure 1 As shown, the flip wheel 303 includes: a wheel body coaxially rotatable with the flip fixed axis 301, on which more than three L-shaped scraping plates are evenly fixedly arranged around its axis, and the scraping direction of each scraping plate is consistent with the feeding direction of the screening device 3.

[0032] In this embodiment, a flip wheel baffle plate 5 is fixedly provided on the frame 1 in the material guide area corresponding to the flip wheel 303. The flip wheel baffle plate 5 cooperates with the L-shaped shovel plate on the flip wheel 303 to facilitate the conveying of harvested and crushed cyperus oleifera.

[0033] like Figure 1,4, the screening device 4 comprises: a screen assembly, a set of screen frame slide rails are fixedly and symmetrically arranged on the frame 1 on one side of the near-throwing device 3 corresponding to the screen assembly, and the screen assembly is slidably arranged on the screen frame slide rails; a screening drive device 404 adapted to the screen assembly is fixedly arranged on the frame 1 corresponding to the screen assembly, the screening drive device 404 is transmission-connected with the screen assembly, and the screening drive device 404 drives the screen assembly to reciprocate horizontally on the screen frame slide rails to screen the material; wherein the above-mentioned two screen frame slide rails are respectively made of angle steel;

[0034] In the embodiment, the screen assembly includes: a first screen 402 is arranged on the frame 1 and tilted downward along the rotary tillage direction, and a second screen 403 is fixedly arranged below the first screen 402 at a predetermined angle thereto; wherein the mesh number of the second screen 403 is greater than the mesh number of the first screen 402. The first screen 402 is used for primary screening to remove large particles of impurities in the cyperus rotundus; and the second screen 403 is used for fine screening to retain the cyperus rotundus fruits on the second screen 403;

[0035] A pair of baffles 401 are symmetrically fixedly arranged on both sides of the first and second screens (402, 403); the first and second screens (402, 403) and the two baffles 401 form a trapezoidal screening material structure;

[0036] Among them, two support shafts are fixedly installed on the two baffles 401 and perpendicular to the above-mentioned screen frame slide rails, and a roller is rotatably installed at both ends of each support shaft, and each roller is respectively rolled and abutted in the above-mentioned screen frame slide rails. The above-mentioned roller structure can reduce the friction between the screen assembly and the screen frame slide rail when moving, thereby increasing the service life of the device;

[0037] The invention also includes: a walking device is provided corresponding to the frame 1, and the frame 1 is fixedly connected to the moving end of the walking device through a vertical telescopic device. The walking device drives the whole device of the invention to harvest vertically in the cyperus oleifera field.

[0038] Example 2

[0039] Embodiment 2 is a variation of Embodiment 1. The difference between Embodiment 2 and Embodiment 1 is that: Figure 1 As shown, the screening drive device 404 is an eccentric drive device, including: a screening drive motor is fixedly arranged on the frame 1, an eccentric wheel 405 is fixedly arranged on the power output shaft of the screening drive motor, a shaft sleeve is rotatably sleeved on the outer side of the eccentric wheel 405, a push rod 406 is fixedly arranged on the shaft sleeve, a connecting rod is hingedly arranged on the push rod 406, and the connecting rod is fixedly connected to the first screen 402 of the screening assembly.

[0040] A bearing device is also provided between the eccentric wheel 405 and the shaft sleeve, which can reduce the friction between the eccentric wheel 405 and the shaft sleeve;

[0041] In Example 2, the eccentric wheel 405 fixed thereon is driven to rotate by the screening drive device 404. Since the rotation of the eccentric wheel 405 generates a double eccentricity, the push rod 406 is driven to reciprocate laterally through the shaft sleeve, and the connecting rod hinged to the push rod 406 is driven to reciprocate laterally, so that the screening assembly integrated with the connecting rod reciprocates in the screen frame slide rail to realize the screening operation.

[0042] Example 3

[0043] Embodiment 3 is a modified structure of Embodiment 2, and the difference between it and Embodiment 2 is that: Figure 2 As shown, a discharging device 6 is also provided at the end of the second screen 402, wherein the discharging device comprises: a horizontal screw conveyor is fixedly provided at the end of the second screen 402, and a lifting screw conveyor is also provided at the outlet position of the horizontal screw conveyor. In this embodiment 3, the cyperus juncea fruits screened on the second screen 402 are sequentially conveyed to the collection position of the lifting screw conveyor by the above-mentioned horizontal screw conveyor, and then the collected cyperus juncea fruits are collectively discharged by the lifting screw conveyor.

Claims

1. A cyperus oleifera harvester, characterized in that: include: The frame comprises: two symmetrically arranged support beams, the two support beams are fixedly connected by two connecting beams; a rotary tillage device, a flipping device and a screening device are respectively arranged between the two support beams in the order of feeding; The screening device comprises: a screen assembly, a set of screen frame slide rails are fixedly and symmetrically arranged on the frame on the side near the flipping device corresponding to the screen assembly, and the screen assembly is slidably arranged on the screen frame slide rails; a screening drive device adapted to the screen assembly is fixedly arranged on the frame corresponding to the screen assembly, the screening drive device is transmission-connected to the screen assembly, and the screening drive device drives the screen assembly to reciprocate horizontally on the screen frame slide rails to screen materials; The rotary tillage device comprises: an inverted U-shaped connecting frame fixedly arranged below the frame, a rotary tillage shaft is arranged on the connecting frame to rotate perpendicularly to the feeding direction, and a plurality of rotary tillage wheels are respectively and coaxially fixedly sleeved on the rotary tillage shaft at intervals; and further comprises: a rotary tillage driving device is fixedly arranged on the frame corresponding to the rotary tillage shaft, and the rotary tillage driving device is drivingly connected to the rotary tillage shaft; The flipping device comprises: a pair of connecting frames are symmetrically fixedly arranged on the two supporting beams of the frame, a flipping fixed axis is fixedly arranged between the two connecting frames and perpendicular to the feeding direction, and a flipping wheel is coaxially rotated on the flipping fixed axis; and further comprises: a flipping driving device is arranged corresponding to the flipping wheel, and the flipping driving device is drivingly connected with the flipping wheel; The flip wheel comprises: a wheel body coaxially rotatably arranged with the flip fixed axis, on which more than three L-shaped scraping plates are evenly and fixedly arranged around its axis, and the scraping direction of each scraping plate is consistent with the feeding direction of the screening device.

2. The cyperus oleifera harvester according to claim 1, characterized in that: The screening drive device is an eccentric drive device, comprising: a screening drive motor is fixedly arranged on the frame, an eccentric wheel is fixedly arranged on the power output shaft of the screening drive motor, a shaft sleeve is rotatably sleeved on the outer side of the eccentric wheel, a push rod is fixedly arranged on the shaft sleeve, a connecting rod is hingedly arranged on the push rod, and the connecting rod is fixedly connected to the screen assembly.

3. The cyperus oleifera harvester according to claim 1, characterized in that: The screen assembly includes: a first screen is arranged on the frame and tilted downward along the rotary tillage direction, and a second screen is fixedly arranged below the first screen at a predetermined angle thereto; the mesh number of the second screen is greater than the mesh number of the first screen.

4. The cyperus oleifera harvester according to claim 3, characterized in that: Two support shafts are fixedly arranged on the screen assembly and perpendicular to the screen frame slide rail. A roller is rotatably arranged at both ends of each support shaft. Each roller is rolled and abutted in the screen frame slide rail.

5. The cyperus oleifera harvester according to claim 1, characterized in that: The flip driving device is configured as a flip driving motor; corresponding to the flip driving motor, a hollow accommodating cavity is symmetrically provided in the wheel body of the flip wheel along its axis, and the flip driving motor is fixedly arranged in the hollow accommodating cavity; wherein the flip fixed axis is composed of two coaxially arranged half axes; the flip driving motor is fixedly connected to the connecting frame through the above-mentioned two half axes respectively.

6. The cyperus oleifera harvester according to claim 3, characterized in that: A discharging device is also provided at the end of the second screen; The discharging device comprises: a horizontal screw conveyor is fixedly arranged at the end of the second screen, and a lifting screw conveyor is also arranged at the outlet position of the horizontal screw conveyor.

7. The cyperus oleifera harvester according to claim 1, characterized in that: A flip wheel baffle is also fixedly arranged on the frame in a material guiding area corresponding to the flip wheel.

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