A cassava planting machine for both flat land and ridge surface

Abstract

The invention discloses a cassava planter for both flat land and ridge surface, comprising: a frame; a planting device, which is installed at the bottom of the frame, the planting device comprises at least one planting mechanism, each planting mechanism comprises a fertilizing furrowing plow, a planting furrowing plow, a seed cutter and a soil covering device in sequence from front to back, the fertilizing furrowing plow and the planting furrowing plow are staggered front and back; the seed cutter is located above the planting furrowing plow; two ridge protection plates, the two ridge protection plates are symmetrically arranged on the left and right sides of the planting furrowing plow, and the top of each ridge protection plate is hinged to the frame in a way that it can be flipped left and right; and a fertilizing device, which is installed on the frame, and the outlet of the fertilizing device is installed on the rear side of the fertilizing furrowing plow. The cassava planter of the invention integrates fertilization, furrowing, seed cutting, planting and soil covering, can stagger cassava planting and fertilization, and improve the germination rate of cassava; the two ridge protection plates can adapt to ridge surface planting and flat land planting, and has strong practicality.

Description

Technical Field

[0001] The invention relates to the technical field of cassava planting equipment, in particular to a cassava planting machine for both flat land and ridge surface. Background Art

[0002] For modern cassava planting, before planting, it is necessary to first apply fertilizer in the field, and then the seed stem planting operation can be carried out, so as to promote the rapid growth of the root system of crops and increase the yield. At present, in the process of cassava planting, after digging the planting ditch, the fertilizer is directly discharged on both sides of the planting ditch, and then the cassava is planted, which easily leads to direct contact between the cassava and the fertilizer, damages the cassava, and affects the germination rate of the cassava; and the existing cassava is generally planted on ridges or flat land. In the process of mechanized planting, if it is planted on the ridge surface, the ridge surface is often damaged. Summary of the invention

[0003] The purpose of the present invention is to provide a cassava planting machine for both flat land and ridge surface, so as to overcome the shortcomings of the existing mechanized cassava planting process, that the ridge surface is easily damaged, and that the cassava and fertilizer are easily in direct contact, thus affecting the germination rate of the cassava.

[0004] To achieve the above-mentioned object, the present invention provides a cassava planter for both flat land and ridge surface, comprising: a frame, a ground wheel is provided at the bottom of the frame, a three-point suspension device is provided at the front side of the frame; a planting device is installed at the bottom of the frame, the planting device comprises at least one planting mechanism, each planting mechanism comprises a fertilizing furrowing plow, a planting furrowing plow, a seed cutter and a soil covering device in sequence from front to back, the height of the fertilizing furrowing plow, the height of the planting furrowing plow and the height of the soil covering device are all adjustable, and the fertilizing furrowing plow and the planting furrowing plow are adjustable. The planting furrowing plows are staggered in front and back; the seed cutter is located above the planting furrowing plow, and a cassava feeding port is provided above the seed cutter; two ridge protection plates are symmetrically arranged on the left and right sides of the planting furrowing plow, the top of each ridge protection plate is hinged to the frame in a manner that it can be flipped left and right, and the ridge protection plates are driven by a first flipping mechanism to flip left and right; and a fertilizing device is installed on the frame, and the outlet of the fertilizing pipe of the fertilizing device is installed on the rear side of the fertilizing furrowing plow.

[0005] Preferably, in the above technical solution, the first flipping mechanism includes a screw, a nut and a spring, the lower end of the screw is hinged to the outer side of the ridge protection plate, the upper end of the screw is slidably connected to the frame up and down through a sleeve, the screw is provided with two nuts arranged at intervals, the nut located above is arranged on the top of the sleeve, and the screw is sleeved with a spring located between the two nuts.

[0006] Preferably, in the above technical solution, each of the ridge protection plates is inclined outward from top to bottom, and the front end of each of the ridge protection plates is inclined outward from back to front.

[0007] Preferably, in the above technical solution, each of the ground wheels is connected to the frame through a depth adjustment assembly, and the depth adjustment assembly includes a first rotating shaft, a second rotating shaft and an adjustment frame, the first rotating shaft is rotatably connected to the frame, the upper end of the adjustment frame is rotatably connected to the first rotating shaft, and the adjustment frame is driven to rotate forward and backward by a second flipping mechanism; the second rotating shaft is rotatably connected to the lower end of the adjustment frame, and the ground wheel is arranged on the second rotating shaft, and the first rotating shaft and the second rotating shaft are connected by a first chain transmission mechanism.

[0008] Preferably, in the above technical solution, the seed cutter includes a box body and two seed cutting rollers, the two seed cutting rollers are arranged in parallel in the box body, each of the seed cutting rollers can rotate, and one end of the two seed cutting rollers are meshed and connected with each other through gears, and the other end of one of the seed cutting rollers is connected to the rotating device; wherein each of the seed cutting rollers includes a seed cutting shaft, a cutting knife and a fixed cylinder, the seed cutting shaft is rotatably connected to the box body, two rotating disks with spacing facilities are provided on the seed cutting shaft, a plurality of the cutting knives and a plurality of the fixed cylinders are provided between the two rotating disks, the plurality of the cutting knives and the plurality of the fixed cylinders are evenly distributed along the circumferential direction of the seed cutting shaft, and the fixed cylinder and the cutting knife are spaced apart.

[0009] Preferably, in the above technical solution, the planting furrowing plow includes a plowshare and two soil retaining plates, the two soil retaining plates are arranged in parallel on the rear side of the plowshare, and the upper end of each soil retaining plate is inclined outward from bottom to top; wherein, a cassava baffle is provided at the upper end of each soil retaining plate, and the lower end of the cassava baffle is connected to the upper end of the corresponding soil retaining plate in a height-adjustable manner; the cassava outlet of the seed cutter is located between the two cassava baffles.

[0010] Preferably, in the above technical solution, the soil covering device includes two soil covering discs symmetrically arranged on the left and right, each of the soil covering discs is connected to the frame via a connecting frame, the connecting frame includes a cross bar and a vertical bar, the front end of the cross bar is hinged to the frame in a manner that it can be flipped up and down, and the cross bar is driven by a third flipping mechanism to flip up and down; the upper end of the vertical bar is rotatably mounted on the rear end of the cross bar, and the vertical bar is fixed by a fixing device, and the lower end of the vertical bar is connected to the corresponding soil covering disc.

[0011] Preferably, in the above technical solution, the number of the planting mechanisms is at least two, the two planting mechanisms are symmetrically arranged on the left and right, and the two ridge protection plates are symmetrically arranged on the outer sides of the two planting furrowing plows.

[0012] Preferably, in the above technical solution, a top plate is provided on the top of the frame, and the cassava feeding port is arranged on the top plate; and guardrails are provided on the frame at left and right sides of the top plate.

[0013] Preferably, in the above technical solution, the planting mechanism further comprises a seat, and the seat is arranged on the frame and located behind the cassava feeding port.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The cassava planting machine of the present invention integrates fertilization, furrowing, seed cutting, planting and soil covering, which can improve work efficiency. The fertilization furrowing plow and the planting furrowing plow are staggered front and back, which can stagger cassava planting and fertilization, avoid direct contact between cassava and fertilizer, provide fertilizer effect for cassava, and improve cassava germination rate, thereby increasing yield. Two ridge protection plates are arranged on both sides of the planting furrowing plow, each ridge protection plate can be flipped left and right, and the gap between the two ridge protection plates can be adjusted to be suitable for ridge surfaces of different sizes. When planting on flat ground, the ridge protection plates can be flipped upwards and retracted, so that the cassava planting machine can plant cassava on the ridge surface and can also plant cassava on flat ground, which has strong practicality.

[0016] 2. The first flipping mechanism of the present invention can drive the screw to slide up and down by rotating the nut at the upper end of the screw, thereby driving the ridge protection plate to flip left and right, and the adjustment method is simple and convenient; and the ridge protection plate can swing elastically through the action of the spring, further adapting to changes in the size of the ridge surface.

[0017] 3. The height and angle of the two soil covering discs of the present invention can be adjusted, thereby adjusting the thickness and width of the soil covering, which is flexible and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of a cassava planter for both flat land and ridge surface according to the present invention.

[0019] Figure 2 According to the present invention Figure 1 Schematic diagram of the main view.

[0020] Figure 3 According to the present invention Figure 2 Schematic diagram of the left side.

[0021] Figure 4 It is a partial structural schematic diagram of a cassava planter for both flat land and ridge surface according to the present invention.

[0022] Figure 5 2 is a schematic diagram of the structure of a seed cutter according to the present invention.

[0023] Figure 6 It is a structural schematic diagram of a planting furrowing plow according to the present invention.

[0024] Figure 7 It is a schematic structural diagram of a ridge protection plate and a first turning mechanism according to the present invention.

[0025] Figure 8 Schematic diagram of the structure of the depth adjustment assembly according to the present invention.

[0026] Description of main reference numerals:

[0027] 1-frame, 2-fertilization furrowing plow, 3-planting furrowing plow, 301-plowshare, 302-first connecting rod, 303 cassava baffle, 304-soil retaining plate, 4-ridge protection plate, 5-ground wheel, 6-seat, 7-cassava feeding port, 8-fertilization device, 9-three-point suspension device, 10-guardrail, 11-top plate, 12-soil covering device, 1201-cross bar, 1202-soil covering disc, 1203-vertical bar, 1204-third turning mechanism, 13-depth adjustment component, 1301-adjusting frame, 1302-second rotating shaft, 1303-second turning mechanism, 1304-first rotating shaft, 14-second chain transmission mechanism, 15-third chain transmission mechanism, 16-seed cutter, 1601-box, 1602-fixing cylinder, 1603-cutter, 1604-gear, 1605-seed cutting shaft, 1606-turntable, 17-first turning mechanism, 1701-screw, 1702-spring, 1703-sleeve, 1704-nut. DETAILED DESCRIPTION

[0028] The specific implementation modes of the present invention are described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific implementation modes.

[0029] Unless explicitly stated otherwise, throughout the specification and claims, the term “comprise” or variations such as “include” or “comprising”, etc., will be understood to include the stated elements or components but not to exclude other elements or components.

[0030] Figures 1 to 8 The schematic diagram of the structure of a cassava planter for both flat land and ridge surface according to a preferred embodiment of the present invention is shown, and the cassava planter comprises a frame 1, a planting device, two ridge protection plates 4 and a fertilizing device 8. Figures 1 to 8The bottom of the frame 1 is provided with a ground wheel 5, and the front side of the frame 1 is provided with a three-point suspension device 9, so as to be connected with a walking machine, so as to drive the cassava planter to move through the walking machine. The planting device is installed at the bottom of the frame 1, and the planting device includes at least one planting mechanism, and each planting mechanism includes a fertilization furrowing plow 2, a planting furrowing plow 3, a seed cutter 16 and a soil covering device 12 from front to back. The height of the fertilization furrowing plow 2, the height of the planting furrowing plow 3 and the height of the soil covering device 12 can be adjusted, so as to adjust the fertilization depth, the planting depth and the soil covering thickness. The fertilization furrowing plow 2 and the planting furrowing plow 3 are staggered with each other front and back, so that the planting furrow and the fertilization furrow are staggered with each other. The seed cutter 16 is located above the planting furrowing plow 3, and a cassava feeding port 7 is provided above the seed cutter 16. By feeding cassava into the cassava feeding port 7, the cassava can be cut into sections by the seed cutter 16 and thrown downward into the planting furrow. Two ridge protection plates 4 are symmetrically arranged on the left and right sides of the planting furrowing plow 3, and the top of each ridge protection plate 4 is hinged to the frame 1 in a manner that it can be flipped left and right, and the ridge protection plate 4 is driven by the first flipping mechanism 17 to flip left and right, thereby realizing the retraction and release of the ridge protection plate 4 and adjusting the distance between the two ridge protection plates 4. The fertilizer device 8 is installed on the frame 1, and the outlet of the fertilizer pipe of the fertilizer device 8 is installed on the rear side of the fertilizer furrowing plow 2 to discharge fertilizer into the fertilizer furrow excavated by the fertilizer furrowing plow 2. The cassava planting machine of the present invention integrates fertilization, furrowing, seed cutting, planting and soil covering, thereby improving work efficiency. The fertilization furrowing plow 2 and the planting furrowing plow 3 are staggered in front and back, so that cassava planting and fertilization can be staggered, and direct contact between cassava and fertilizer can be avoided, which can provide fertilizer effect to cassava and improve cassava germination rate, thereby improving yield. After the front fertilization furrowing plow 2 digs the fertilization furrow and discharges fertilizer through the fertilization device 8, the planting furrowing plow 3 at the rear can dig the planting furrow while broadcasting the soil in the planting furrow to the fertilizer furrow next to it, burying the fertilizer and further improving the fertilizer effect. Two ridge protection plates 4 are provided on both sides of the planting furrowing plow 3, and each ridge protection plate 4 can be turned left and right to adjust the gap between the two ridge protection plates 4 to be suitable for ridge surfaces of different sizes. When planting on flat ground, the ridge protection plates 4 can be turned up and retracted, so that the cassava planting machine can plant cassava on the ridge surface and on flat ground, and has strong practicality.

[0031] refer to Figure 1 , Figure 2 and Figure 7The first flipping mechanism 17 can be a hydraulic cylinder or a screw-nut structure. Preferably, the first flipping mechanism 17 includes a screw 1701, a nut 1704 and a spring 1702, the lower end of the screw 1701 is hinged to the outer side of the ridge protection plate 4, and the upper end of the screw 1701 is connected to the frame 1 by sliding up and down and rotating through the sleeve 1703, that is, the sleeve 1703 is hinged to the frame 1, and the screw 1701 is connected to the sleeve 1703 by sliding. Two spaced-apart nuts 1704 are provided on the screw 1701, the upper nut 1704 is provided on the top of the sleeve 1703, and the other nut 1704 is provided below the sleeve 1703, and a spring 1702 is sleeved on the screw 1701 and located between the two nuts 1704; by rotating the nut 1704 at the upper end of the screw 1701, the screw 1701 can be driven to slide up and down, thereby driving the ridge protection plate 4 to flip left and right, and the adjustment method is simple and convenient; and the ridge protection plate 4 can swing elastically through the action of the spring 1702, and further adapt to changes in the size of the ridge surface.

[0032] refer to Figures 1 to 3 ,as well as Figure 7 The ridge protection board 4 can be a vertical board structure or an inclined board structure. Preferably, each ridge protection board 4 is inclined outward from top to bottom, and the front end of each ridge protection board 4 is inclined outward from back to front, so that the two ridge protection boards 4 are in an eight-shaped shape with the large mouth facing downward, and the front ends of the two guardrails 10 are in an eight-shaped shape with the large mouth facing forward, thereby improving the ridge protection effect of the two ridge protection boards 4.

[0033] refer to Figure 2 , Figure 4 and Figure 8 Preferably, each ground wheel 5 is connected to the frame 1 through a depth adjustment component 13, and the depth adjustment component 13 includes a first rotating shaft 1304, a second rotating shaft 1302 and an adjusting frame 1301, the first rotating shaft 1304 is rotatably connected to the frame 1, the upper end of the adjusting frame 1301 is rotatably connected to the first rotating shaft 1304, and the adjusting frame 1301 is driven to rotate forward and backward by a second flipping mechanism 1303; the second rotating shaft 1302 is rotatably connected to the lower end of the adjusting frame 1301, and the ground wheel 5 is arranged on the second rotating shaft 1302, the first rotating shaft 1304 and the second rotating shaft 1302 are connected by a first chain transmission mechanism, and the rotation of the ground wheel 5 can drive the second rotating shaft 1302 and the first rotating shaft 1304 to rotate, and the first chain transmission mechanism is arranged inside the cavity of the adjusting frame 1301. When the depth of the ground wheel 5 needs to be adjusted, the upper end of the adjustment frame 1301 is driven to rotate forward and backward around the first rotating shaft 1304 by the second turning mechanism 1303. The structure of the second turning mechanism 1303 is exactly the same as that of the first turning mechanism 17, that is, the second turning mechanism 1303 also includes a screw rod 1701, a nut 1704 and a spring 1702.

[0034] refer to Figure 4 and Figure 5 The seed cutter 16 may be a reciprocating cutting structure or a rotating cutting structure. Preferably, the seed cutter 16 comprises a housing 1601 and two cutting rollers, the two cutting rollers are arranged in parallel in the housing 1601, and the cassava feeding port 7 is located above the two cutting rollers to transport the cassava between the two cutting rollers for cutting. Each cutting roller can rotate, and one end of the two cutting rollers is meshed and connected with each other through a gear 1604, and the other end of one of the cutting rollers is connected to a rotating device, so that the rotating device can drive the two cutting rollers to rotate relative to each other for cutting. Each seed cutting roller includes a seed cutting shaft 1605, a cutter 1603 and a fixed cylinder 1602. The seed cutting shaft 1605 is rotatably connected to the box body 1601. Two rotating disks 1606 with spacing facilities are arranged on the seed cutting shaft 1605. Multiple cutters 1603 and multiple fixed cylinders 1602 are arranged between the two rotating disks 1606. The multiple cutters 1603 and multiple fixed cylinders 1602 are evenly distributed along the circumferential direction of the seed cutting shaft 1605, and the fixed cylinders 1602 and the cutters 1603 are arranged at intervals. When the seed cutting shaft 1605 rotates, the corresponding fixed cylinders 1602 on the two seed cutting shafts 1605 can fix the cassava and transport it downward. Through the continued rotation of the seed cutting shaft 1605, the cassava can be cut by the cutters 1603 on the two seed cutting shafts 1605. The rotating device can be a motor structure or a transmission mechanism connected to the first rotating shaft 1304. Further preferably, the transmission device is a second chain transmission mechanism 14, wherein the cutting shaft 1605 of one cutting roller is connected to the first shaft 1304 via the second chain transmission mechanism 14 to transmit the rotational power of the ground wheel 5 to the cutting roller, driving the two cutting rollers to rotate relative to each other for cutting.

[0035] refer to Figures 1 to 3 ,as well as Figure 6Preferably, the planting furrowing plow 3 comprises a plowshare 301 and two retaining plates 304. The two retaining plates 304 are arranged in parallel on the rear side of the plowshare 301 to block the soil on both sides of the planting furrow to facilitate the planting of cassava. The front end of each retaining plate 304 is connected to the plowshare 301, and the upper end of each retaining plate 304 is inclined outward from bottom to top to facilitate the catching of the cassava cut by the seed cutter 16. Among them, a cassava baffle 303 is provided at the upper end of each retaining plate 304, and the lower end of the cassava baffle 303 is connected to the upper end of the corresponding retaining plate 304 in a height-adjustable manner, so as to adjust the height of the cassava baffle 303 to adapt to the installation of seed cutters 16 with different heights; the cassava outlet of the seed cutter 16 is located between the two cassava baffles 303, so that all cassava can fall into the planting furrow. In order to facilitate the adjustment of the height of the cassava baffle 303, a strip through hole is provided on the cassava baffle 303, and the length of the strip through hole is distributed in the up-down direction. The cassava baffle 303 is fastened to the retaining plate 304 by bolts and nuts, and the bolts can slide up and down along the strip through hole. Among them, in order to facilitate the adjustment of the height of the planting furrowing plow 3, the plow head 301 is connected to the frame 1 through the first connecting rod 302, and the upper end of the first connecting rod 302 is provided with a plurality of connecting holes distributed in the up-down direction, and the bolts are selected to connect the connecting holes of different heights to the frame 1 for fastening connection; in order to facilitate the adjustment of the height of the fertilization furrowing plow 2, the planting furrowing plow 3 is connected to the frame 1 through the second connecting rod, and the upper end of the second connecting rod is also provided with a plurality of connecting holes evenly distributed in the up-down direction, and the bolts are selected to connect the connecting holes of different heights to the frame 1 for fastening connection.

[0036] refer to Figure 2 and Figure 3The soil covering device 12 may be a soil covering plow or a soil covering disc structure. Preferably, the soil covering device 12 includes two soil covering discs 1202 that are symmetrically arranged on the left and right, and the two soil covering discs 1202 are distributed in an eight-shaped shape with their openings facing forward. Each soil covering disc 1202 is connected to the frame 1 through a connecting frame, and the connecting frame includes a cross bar 1201 and a vertical bar 1203. The front end of the cross bar 1201 is hinged to the frame 1 in a manner that it can be turned upside down, and the cross bar 1201 is driven by a third turning mechanism 1204 to turn upside down to adjust the height of the soil covering disc 1202. The upper end of the vertical rod 1203 is rotatably mounted on the rear end of the cross rod 1201, and the vertical rod 1203 is fixed by a fixing device to adjust the angles of the two soil covering discs 1202. The lower end of the vertical rod 1203 is connected to the corresponding soil covering disc 1202, so that the height and angle of the two soil covering discs 1202 can be adjusted, thereby adjusting the soil covering thickness and width, which is flexible and convenient. Among them, the upper end of the vertical rod 1203 is rotatably connected to the cross rod 1201 through a sleeve, and the side of the sleeve is provided with a threaded hole, and a bolt is connected to the threaded hole. By rotating the bolt, the connection between the vertical rod 1203 and the sleeve can be loosened or locked; the structure of the third flip mechanism 1204 is exactly the same as that of the first flip mechanism 17, that is, the third flip mechanism 1204 also includes a screw rod 1701, a nut 1704 and a spring 1702.

[0037] refer to Figures 1 to 4 Preferably, the number of planting mechanisms is at least two, and the two planting mechanisms are symmetrically arranged on the left and right. The two ridge protection plates 4 are symmetrically arranged on the outside of the two planting furrowing plows 3, so that the cassava planter can plant two rows of cassava at a time, thereby improving work efficiency. Among them, the seed cutting roller of the left seed cutter 16 is connected to the first rotating shaft 1304 of the left ground wheel 5, and the seed cutting roller of the right seed cutter 16 is connected to the first rotating shaft 1304 of the right ground wheel 5, so that the rotational power of the ground wheel 5 drives the two seed cutters 16 to rotate and cut seeds. The fertilizing device 8 is an existing disc-type rotating fertilizer discharge mechanism, and the driving shaft of the fertilizer discharge mechanism is connected to the seed cutting shaft 1605 of the seed cutting roller through the third chain transmission mechanism 15, and the rotational power of the ground wheel 5 is used to drive the fertilizer discharge mechanism to rotate and discharge fertilizer.

[0038] refer to Figure 1 and Figure 2 Preferably, a top plate 11 is provided on the top of the frame 1, and the cassava feeding port 7 is arranged on the top plate 11; the frame 1 is provided with guardrails 10 located on the left and right sides of the top plate 11, so that the cassava to be planted can be placed in the space enclosed by the top plate 11 and the guardrails 10.

[0039] refer to Figures 1 to 4Preferably, the planting mechanism also includes a seat 6, which is arranged on the frame 1 and located behind the cassava feeding port 7, that is, a seat 6 is provided behind each cassava feeding port 7, so that the cassava is evenly fed into the cassava feeding port 7 manually, so that the cassava planting machine can be evenly planted as the walking machine moves.

[0040] The cassava planting machine of the present invention integrates fertilization, ditching, seed cutting, planting and soil covering, and can stagger cassava planting and fertilization, thereby improving the cassava germination rate and thus increasing the yield; the two ridge protection plates 4 can adapt to ridge surface planting and also to flat ground planting, and are highly practical.

[0041] The foregoing description of specific exemplary embodiments of the present invention is for the purpose of illustration and demonstration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is clear that many changes and variations can be made based on the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can realize and utilize various different exemplary embodiments of the present invention and various different selections and changes. The scope of the present invention is intended to be limited by the claims and their equivalents.

Claims

1. A cassava planting machine for both flat land and ridge surface, characterized in that: include: A frame, the bottom of which is provided with ground wheels, and the front side of the frame is provided with a three-point suspension device; A planting device, which is installed at the bottom of the frame, and includes at least one planting mechanism, each of which includes a fertilizing furrowing plow, a planting furrowing plow, a seed cutter and a soil covering device in order from front to back, the height of the fertilizing furrowing plow, the height of the planting furrowing plow and the height of the soil covering device are all adjustable, and the fertilizing furrowing plow and the planting furrowing plow are staggered in front and back; the seed cutter is located above the planting furrowing plow, and a cassava feeding port is provided above the seed cutter; Two ridge protection plates, the two ridge protection plates are symmetrically arranged on the left and right sides of the planting furrowing plow, the top of each ridge protection plate is hinged to the frame in a manner that it can be flipped left and right, and the ridge protection plate is driven by a first flipping mechanism to flip left and right; as well as A fertilizing device is installed on the frame, and the outlet of the fertilizing pipe of the fertilizing device is installed on the rear side of the fertilizing furrowing plow. The gap between the two ridge protection plates is adjusted to be suitable for ridge surfaces of different sizes, and the ridge protection plates can be flipped upwards and retracted when planting on flat ground; Wherein, the first turning mechanism comprises a screw rod, a nut and a spring, the lower end of the screw rod is hinged to the outer side of the ridge protection plate, the upper end of the screw rod is connected to the frame by sliding up and down and rotating through a sleeve, the screw rod is provided with two nuts arranged at intervals, the nut located at the upper end is arranged on the top of the sleeve, and the screw rod is sleeved with a spring located between the two nuts; Wherein, each of the ground wheels is connected to the frame through a depth adjustment assembly, and the depth adjustment assembly includes a first rotating shaft, a second rotating shaft and an adjustment frame, the first rotating shaft is rotatably connected to the frame, the upper end of the adjustment frame is rotatably connected to the first rotating shaft, and the adjustment frame is driven to rotate forward and backward by a second flipping mechanism; the second rotating shaft is rotatably connected to the lower end of the adjustment frame, and the ground wheel is arranged on the second rotating shaft, and the first rotating shaft and the second rotating shaft are connected by a first chain transmission mechanism.

2. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: Each of the ridge protection plates is inclined outwards from top to bottom, and the front end of each of the ridge protection plates is inclined outwards from back to front.

3. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: The seed cutter includes a box body and two seed cutting rollers, the two seed cutting rollers are arranged in parallel in the box body, each of the seed cutting rollers can rotate, and one end of the two seed cutting rollers are meshed with each other through gears, and the other end of one of the seed cutting rollers is connected to the rotating device; wherein each of the seed cutting rollers includes a seed cutting shaft, a cutting knife and a fixed cylinder, the seed cutting shaft is rotatably connected to the box body, two rotating disks with spacing facilities are provided on the seed cutting shaft, a plurality of the cutting knives and a plurality of the fixed cylinders are provided between the two rotating disks, the plurality of the cutting knives and the plurality of the fixed cylinders are evenly distributed along the circumferential direction of the seed cutting shaft, and the fixed cylinder and the cutting knives are spaced apart.

4. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: The planting furrowing plow includes a plowshare and two soil retaining plates, wherein the two soil retaining plates are arranged in parallel on the rear side of the plowshare, and the upper end of each soil retaining plate is inclined outward from bottom to top; wherein a cassava baffle is provided at the upper end of each soil retaining plate, and the lower end of the cassava baffle is connected to the upper end of the corresponding soil retaining plate in a height-adjustable manner; and the cassava outlet of the seed cutter is located between the two cassava baffles.

5. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: The soil covering device includes two soil covering discs symmetrically arranged on the left and right, each of the soil covering discs is connected to the frame via a connecting frame, the connecting frame includes a cross bar and a vertical bar, the front end of the cross bar is hinged to the frame in a manner that allows it to be flipped up and down, and the cross bar is driven by a third flipping mechanism to flip up and down; the upper end of the vertical bar is rotatably mounted on the rear end of the cross bar, and the vertical bar is fixed by a fixing device, and the lower end of the vertical bar is connected to the corresponding soil covering disc.

6. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: The number of the planting mechanisms is at least two, the two planting mechanisms are symmetrically arranged on the left and right, and the two ridge protection plates are symmetrically arranged on the outer sides of the two planting furrowing plows.

7. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: A top plate is arranged on the top of the frame, and the cassava feeding port is arranged on the top plate; and guardrails are arranged on the left and right sides of the top plate on the frame.

8. The cassava planting machine for both flat land and ridge surface according to claim 1, characterized in that: The planting mechanism also includes a seat, which is arranged on the frame and located behind the cassava feeding port.

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