Rotary tillage combined seed and fertilizer drill

Abstract

The invention discloses a rotary tillage combined seed and fertilizer drill which comprises a frame, a group of ploughing ploughs are connected to the lower side of the frame, a traction mechanism is connected to one side of the upper portion of the frame, a rotary tillage device is connected to the other side of the frame, a power transmission mechanism is connected to the frame, and the power transmission mechanism drives the rotary tillage device. A seeding device and a fertilizing device are respectively connected to the frame through two support frames, a walking wheel mechanism is connected to the lower part of one side of the frame, and the walking wheel mechanism drives the fertilizing device and the seeding device through a transmission device. The rotary tillage device has the advantages that the rotary tillage blades can be driven to rotate through the main shaft, rotary tillage is conducted on the land, ploughing is conducted through the ploughing plow in the advancing process, the inserting rods of the walking wheel mechanism are inserted into the land, one set of inserting rods are driven to rotate in the walking process, and the land can be ploughed through the ploughing plow. Therefore, the seeding device and the fertilizing device are driven by the second transmission mechanism to perform seeding and fertilizing, so that the planting efficiency of crops can be greatly improved, and the use cost is also reduced.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery, in particular to a rotary tillage fertilization seeder. Background Art

[0002] In the prior art, the traditional sowing method is mostly to first use a plow to plow the sowing area, then use a seeder to sow, and finally apply fertilizer. In this sowing method, plowing, sowing and fertilizing are carried out separately, which greatly increases the time of the entire crop planting, thereby reducing the efficiency of crop planting.

[0003] The existing application number is 201510630104.5, which is a novel rotary tillage sowing and fertilizing device. The device includes a frame, a control box, a fuel tank, an engine group, a rotary tillage device, a ridging device, a sowing device, a fertilizing device, and a roller pressing device, and is characterized in that: a control box is arranged on the left side of the frame, an engine group is arranged on the right end of the control box, an fuel tank is arranged on the upper end of the engine group, a sowing device is arranged on the right end of the engine group, a fertilizing device is arranged on the right end of the sowing device, a wheel motor is arranged on the right end of the fertilizing device, a roller pressing device is arranged on the right end of the wheel motor, a rotary tillage device is arranged on the left side of the lower end of the frame, a mud guard is arranged on the right end of the rotary tillage device, a ridging device is arranged on the right end of the mud guard, and a walking wheel is arranged on the right side of the lower end of the frame; a first gear and a second gear are arranged on the engine group, and the first gear and the second gear are fixed on the same transmission shaft; a third gear and a fourth gear are arranged on the sowing device, and the third gear and the fourth gear are fixed on the same transmission shaft; a fifth gear is arranged on the fertilizing device; and a sixth gear is arranged on the rotary tillage device. Although the device has multiple functions such as rotary tillage, sowing and fertilizing, the device uses the oil inside the fuel tank to provide energy for the engine. Therefore, the device consumes oil when in use, and the cost of use is too high. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose a rotary tillage fertilization seeder.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: The rotary tillage fertilizing and seeding machine comprises a frame, a group of plows are connected to the lower side of the frame, a traction mechanism is connected to the upper side of the frame, a rotary tillage device is connected to the other side of the frame, a power transmission mechanism is connected to the frame, the power transmission mechanism drives the rotary tillage device, a fertilizing device and a sowing device are respectively connected to the frame through two supporting frames, a walking wheel mechanism is connected to the lower side of one side of the frame, and the walking wheel mechanism drives the fertilizing device and the sowing device through the transmission device.

[0006] Preferably, the power transmission mechanism comprises a driving shaft, the driving shaft is connected to a driven shaft via a steering box, and the driven shaft transmits the rotary tillage device via a first transmission mechanism; The first transmission mechanism comprises a first driving wheel, the first driving wheel is connected to the driven shaft, and the first driving wheel drives the first driven wheel through a first transmission belt.

[0007] Preferably, the fertilizing device includes a fertilizing box, a partition is connected inside the fertilizing box, the partition divides the fertilizing box into two storage troughs, and a first discharging device is connected below each storage trough. The sowing device includes a sowing box, and a second discharging device is connected to the lower side of the sowing box.

[0008] Preferably, the first discharging device and the second discharging device have the same structure, and they both include a group of discharging boxes. An anti-blocking port is provided on one side of each discharging box, and a sealing cover plate is detachably connected in the anti-blocking port. An outlet is provided at the bottom of each discharging box, and a driving shaft passes through each group of discharging boxes. A group of discharging parts is coaxially connected to the driving shaft, and each discharging part is matched with the corresponding discharging box.

[0009] Preferably, the discharge member comprises a cylinder, which is coaxially connected to the drive shaft, and a group of fan blades are connected to one side of the cylinder, and the group of fan blades are evenly distributed on the corresponding drive shaft.

[0010] Preferably, the transmission device comprises a second transmission mechanism, a third transmission mechanism and a fourth transmission mechanism; The second transmission mechanism includes a second driving wheel, the second driving wheel is connected to the walking wheel mechanism, and the second driving wheel drives the second driven wheel through a second transmission belt; The third transmission mechanism includes a third driving wheel, the third driving wheel is connected to the driving shaft of the second discharging device, the third driving wheel drives a third driven wheel through a third transmission belt, and the third driven wheel is connected to the driving shaft of the corresponding first discharging device; The fourth transmission mechanism includes a fourth driving wheel, which drives a fourth driven wheel through a fourth transmission belt, and the fourth driving wheel and the fourth driven wheel are respectively connected to the driving shafts of the two first discharging devices.

[0011] Preferably, the rotary tillage device includes an outer shell, which is connected to the frame through a connecting frame assembly, a fixed shaft is rotatably connected inside the outer shell, a group of rotary tillage blades are connected to the fixed shaft, the group of rotary tillage blades are spirally distributed, adjustment frames are connected to both sides of the outer shell, a counterweight roller is rotatably connected between the two adjustment frames, and a group of ground spikes are evenly distributed on the counterweight roller.

[0012] Preferably, an adjustable support wheel is also connected to the frame, and the adjustable support wheel includes a fixing sleeve, which is sleeved and fixed on the frame, a sleeve is connected on one side of the fixing sleeve, a rectangular through hole is provided on the lower side of the sleeve, a rectangular rod is inserted in the rectangular through hole, the support wheel is connected to the lower side of the rectangular rod, a threaded hole is provided on the upper side of the rectangular rod, a screw is threadedly connected in the threaded hole, a rotating handle is connected to the upper end of the screw, and a limit rotating plate is connected to the screw, an annular groove is provided on the inner side of the sleeve, and the limit rotating plate is rotatably connected in the annular groove.

[0013] Preferably, the traction mechanism comprises a fixing plate, the fixing plate is connected to the frame, two fixing frames are connected to one side of the fixing plate, and a traction adjustment frame is connected to the upper side of the fixing plate; The traction adjustment frame comprises two vertical plates, the two vertical plates are fixedly connected to the traction frame through a bolt assembly, a horizontal plate is connected to one side of the traction frame, the horizontal plate is hinged to the telescopic rod through a hinge seat, and the telescopic rod is connected to the frame.

[0014] Preferably, the walking wheel mechanism includes a vertical rod, which is connected to the lower side of the frame, a bearing sleeve is connected to the lower end of the vertical rod, a rotating shaft is inserted in the bearing sleeve, a circular plate is connected to the rotating shaft, a group of inserted rods are evenly distributed around the circumference of the circular plate, and a reinforcement ring is connected to the group of inserted rods.

[0015] The advantages of the present invention are: when the rotary tillage fertilization seeder provided by the present invention is in use, the device is connected to the agricultural machinery through the traction mechanism, and the main shaft is connected to the power shaft of the agricultural machinery, thereby driving the main shaft to rotate, and then driving the rotary tiller to rotate, effectively performing rotary tillage operations on the land. In addition, during the moving process, the sowing area is plowed by the plow, and the insertion rod of the walking wheel mechanism is inserted into the land, driving a group of insertion rods to rotate during the moving, thereby driving the sowing device and the fertilizing device to sow and fertilize through the second transmission mechanism, which can not only greatly improve the planting efficiency of crops, but also reduce the use cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the principle structure of the rotary tillage fertilization seeder provided by the present invention; Figure 2 It is a schematic diagram of the transmission structure of the sowing device and the fertilizing device; Figure 3 It is a schematic diagram of the internal structure of the discharge box; Figure 4 It is a structural diagram of the frame; Figure 5 It is a structural schematic diagram of a rotary tillage device; Figure 6 It is a structural diagram of the traction mechanism; Figure 7 Schematic diagram of the structure of a plow. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0019] like Figure 1 As shown, the rotary tillage fertilizing seeder provided by the present invention comprises a frame 1, the frame 1 comprises a rectangular frame 1.1, a cross bar and an inclined bar 1.2 are connected inside the rectangular frame 1.1, and a group of plows 2 are connected to the inclined bar 1.2.

[0020] like Figure 7 As shown, a support column 2.1 is connected to one side of each plow 2, a reinforcing plate 2.2 is connected to one side of the support column 2.1, a reinforcing rod 2.3 is connected between the reinforcing plate 2.2 and the plow 2, a flat plate 2.4 is connected to the upper side of the support column 2.1, and the flat plate 2.4 is fixed to the diagonal rod 1.2 by a U-bolt assembly. When the frame 1 moves forward, the plow 2 is used to plow the land.

[0021] A traction mechanism 3 is connected to one side of the upper side of the frame 1. Figure 6As shown, the traction mechanism 3 includes a fixing plate 3.1, which is connected to the frame 1, and two fixing frames 3.2 are connected to one side of the fixing plate 3.1, and a traction adjustment frame 3.3 is connected to the upper side of the fixing plate 3.1. The traction adjustment frame 3.3 includes two vertical plates 3.4, and the two vertical plates 3.4 are fixedly connected to a traction frame 3.5 through a bolt assembly, and a horizontal plate 3.6 is connected to one side of the traction frame 3.5. The horizontal plate 3.6 is hinged to a telescopic rod 3.8 through a hinge seat 3.7. The telescopic rod 3.8 includes a fixing sleeve, and the fixing rod is inserted into the fixing sleeve. A threaded through hole is provided on the fixing sleeve, and a locking bolt is threadedly connected in the threaded through hole. The fixing rod is locked by a locking bolt, and the length of the telescopic rod 3.8 is adjusted by sliding the fixing rod in the fixing sleeve. The fixing rod is connected to the hinge seat 3.7. A first through hole is provided on the fixing sleeve, and a corresponding second through hole is provided on the inclined rod 1.2. Bolts pass through the first through hole and the second through hole, and then the bolts are locked by nut threads to fix the fixing sleeve on the inclined rod 1.2. The traction adjustment frame 3.3 can adjust the angle and be better connected to the agricultural machinery. The provision of the telescopic rod 3.8 can not only make the connection between the frame 1 and the traction adjustment frame 3.8 more stable, but also can adapt to the angle adjustment of the traction adjustment frame 3.8.

[0022] A rotary tillage device 4 is connected to the other side of the frame 1. Figure 5 As shown, the rotary tillage device 4 includes an outer shell 4.1, which is an arc-shaped cover shell. The outer shell 4.1 is connected to the frame 1 through a connecting frame assembly 4.5. The connecting frame assembly 4.5 includes a first connecting frame and two second connecting frames. The first connecting rod includes a first connecting rod 4.8, and the first connecting rod 4.8 is fixedly connected to a first connecting plate 4.9 through a bolt assembly. The first connecting plate 4.9 is fixedly connected to the frame 1. The second connecting frame includes an inclined plate 410, and the inclined plate 410 is connected to the outer shell 4.1. The inclined plate 410 is connected and fixed to the second connecting rod 411 through a bolt assembly. The second connecting rod 411 is fixedly connected to the second connecting plate 412 through a bolt assembly. The second connecting plate 412 is connected and fixed to the lower side of the frame 1. The connecting frame assembly 4.5 can connect the rotary tillage device 4 to the frame 1 and adjust the angle at the same time.

[0023] A fixed shaft 4.2 is rotatably connected in the shell 4.1, that is, a bearing seat is connected to one side of the shell 4.1, and the fixed shaft 4.2 is inserted in the bearing seat. A through hole is provided on the other side of the shell 4.1, and the fixed shaft 4.2 passes through the through hole. A group of spirally distributed rotary tilling blades 4.3 are connected to the fixed shaft 4.2, and the front ends of the rotary tilling blades 4.3 are bent to better till the land. Adjustment frames 4.6 are connected to both sides of the shell 1, and the adjustment frames 4.6 include a third connecting plate 413, which is connected to the shell 4.1. The third connecting plate 413 is connected to and fixed to a fourth connecting plate 414 by a bolt assembly, and an inclined reinforcing rod 415 is fixedly connected between the third connecting plate 413 and the fourth connecting plate 414 by a bolt assembly. The angle of the counterweight roller 4.7 described below can be adjusted by the adjustment frame 4.6.

[0024] A rotating sleeve is connected to each fourth connecting plate 414, a rotating shaft is inserted in each rotating sleeve, a counterweight roller 4.7 is connected between the two rotating shafts, a group of ground spikes 4.4 are evenly distributed on the counterweight roller 4.7, and the counterweight of the mass roller 4.7 can prevent the rotary tiller 4.3 from tilting up, so that the rotary tiller 4.3 can perform rotary tillage better.

[0025] A power transmission mechanism 5 is connected to the vehicle frame 1, and the power transmission mechanism 5 drives the rotary tillage device 4. The power transmission mechanism includes a driving shaft 5.1. A bearing seat is connected to the vehicle frame 1, and the driving shaft 5.1 is inserted into the bearing seat. The driving shaft 5.1 is connected to the driven shaft 5.3 through a steering box 5.2. The steering box 5.2 is an existing device. The driven shaft 5.3 drives the rotary tillage device 4 through a first transmission mechanism. The first transmission mechanism includes a first driving wheel 5.4, and the first driving wheel 5.4 is connected to the driven shaft 5.3. The first driving wheel 5.4 drives the first driven wheel 5.6 through the first transmission belt 5.5. The first driven wheel 5.6 is connected to the fixed shaft 4.2, and the driven shaft 5.3 is driven to rotate through the driving shaft 5.1. The driven shaft 5.3 drives the first driving wheel 5.4 to rotate. The first driving wheel 5.4 drives the first driven wheel 5.6 to rotate through the first transmission belt 5.5. The first driven wheel 5.6 drives the fixed shaft 4.2 to rotate, thereby driving the rotary blade 4.3 to rotary till the land.

[0026] like Figure 4As shown, an adjustable support wheel is also connected to the frame 1, and the adjustable support wheel includes a fixed sleeve 6.1, which is sleeved and fixed on the frame 1, and a sleeve 6.2 is connected to one side of the fixed sleeve 6.1. A rectangular through hole is provided on the lower side of the sleeve 6.2, and a rectangular rod 6.3 is inserted into the rectangular through hole. A support wheel 6.4 is connected to the lower side of the rectangular rod 6.3, and a threaded hole is provided on the upper side of the rectangular rod 6.3. A screw is threadedly connected in the threaded hole, and a rotating handle 6.5 is connected to the upper end of the screw, and a limit rotating plate is connected to the screw. An annular groove is provided on the inner side of the sleeve 6.2, and the limit rotating plate is rotatably connected in the annular groove. The height of the support wheel 6.4 is adjusted to control the depth of plowing.

[0027] A sowing device 8 and a fertilizing device 9 are connected to the vehicle frame 1 through two supporting frames respectively. The sowing device 8 includes a sowing box 8.1, and a partition 8.2 is connected inside the sowing box 8.1. The partition 8.2 divides the fertilizing box 8.1 into two storage troughs 8.3. A first discharging device is connected below each storage trough 8.3. The fertilizing device 9 includes a fertilizing box 9.1, and a second discharging device is connected to the lower side of the fertilizing box 9.1.

[0028] like Figure 3 As shown, the first discharging device and the second discharging device have the same structure, and they both include a group of discharging boxes 8.4. An anti-blocking port is provided on one side of each discharging box 8.4, and a sealing plate 8.6 is threadedly connected to the anti-blocking port. When the inside of the discharging box 8.4 is blocked, the sealing plate 8.6 is opened for cleaning to prevent blockage. An outlet 8.5 is provided at the bottom of each discharging box 8.4. When in use, the outlet 8.5 is fixed by a hose sleeve so that the outlet of the hose falls on the ground. A driving shaft 8.7 passes through each group of discharging boxes 8.4, and a group of discharging pieces 8.8 are coaxially connected to the driving shaft 8.7. Each discharging piece 8.8 is matched with the corresponding discharging box 8.4.

[0029] The discharge member 8.8 includes a cylinder, which is coaxially connected to the drive shaft 7. A group of fan blades 8.9 is connected to one side of the cylinder. The group of fan blades 8.9 are evenly distributed on the corresponding drive shaft 8.7. The fan blades 8.9 are driven to rotate by the drive shaft 7. The rotation of the fan blades drives the material to fall downward, so that the material is discharged from the outlet 8.5.

[0030] A walking wheel mechanism 7 is connected to the lower side of the frame 1, and the walking wheel mechanism 7 includes a vertical rod, which is connected to the lower side of the frame 1, and a bearing sleeve is connected to the lower end of the vertical rod. A rotating shaft is inserted in the bearing sleeve, and a circular plate is connected to the rotating shaft. A group of plug rods 7.1 are evenly distributed on the circumference of the circular plate, and a reinforcement ring 7.2 is connected to a group of plug rods 7.1. The plug rods 7.1 are inserted into the ground. When the frame 1 moves, the group of plug rods 7.1 are driven to rotate, thereby driving the circular plate to rotate.

[0031] The walking wheel mechanism 7 drives the fertilizing device 8 and the sowing device 9 through the transmission device. Figure 1 and Figure 2 As shown, the transmission device includes a second transmission mechanism, a third transmission mechanism and a fourth transmission mechanism.

[0032] The second transmission mechanism comprises a second driving wheel 101, the second driving wheel 101 is connected to the walking wheel mechanism 7, the second driving wheel 101 drives a second driven wheel 103 through a second transmission belt 102, and the second driven wheel 103 is connected to the driving shaft 8.7 of the second discharging device; The third transmission mechanism comprises a third driving wheel 111, the third driving wheel 111 is connected to the driving shaft 8.7 of the second discharging device, the third driving wheel 111 drives a third driven wheel 113 through a third transmission belt 112, and the third driven wheel 113 is connected to the corresponding driving shaft 8.7 of the first discharging device; The fourth transmission mechanism comprises a fourth driving wheel 121, which drives a fourth driven wheel 123 via a fourth transmission belt 122. The fourth driving wheel 121 and the fourth driven wheel 123 are respectively connected to the driving shafts 8.7 of the two first discharging devices.

[0033] In this embodiment, the first transmission mechanism, the second transmission mechanism, the third transmission mechanism and the fourth transmission mechanism all adopt a sprocket chain structure.

[0034] The device can drive three drive shafts 7 to rotate through the walking wheel mechanism 7, and then drive three groups of discharge members 8.8 to rotate, so that seeds and fertilizers can be discharged from the outlet 8.5 of the discharge box 8.4, so that the frame 1 can sow and fertilize during the movement.

[0035] When the device is in use, the device is connected to the agricultural machinery through the traction mechanism 3. In this embodiment, the agricultural machinery is a four-wheel tractor. The driving shaft 5.1 is connected to the power shaft of the agricultural machinery, thereby driving the driving shaft 5.1 to rotate, and then driving the rotary tiller 4.3 to rotate, effectively performing rotary tillage operations on the land. In addition, during the movement, the sowing area is plowed by the plow 2, and the insertion rod of the walking wheel mechanism 7 will be inserted into the land, driving a group of insertion rods 7.1 to rotate during the movement, thereby driving the fertilization device 9 and the sowing device 8 to sow and fertilize through the second transmission mechanism, the third transmission mechanism and the fourth transmission mechanism, which can greatly improve the planting efficiency of crops.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. Rotary tillage fertilization seeder, characterized by: The invention comprises a frame (1), a group of plows (2) are connected to the lower side of the frame (1), a traction mechanism (3) is connected to one side of the upper side of the frame (1), a rotary tillage device (4) is connected to the other side of the frame (1), a power transmission mechanism (5) is connected to the frame (1), the power transmission mechanism (5) drives the rotary tillage device (4), a sowing device (8) and a fertilizing device (9) are respectively connected to the frame (1) through two support frames, and a walking wheel mechanism (7) is connected to the lower side of one side of the frame (1), the walking wheel mechanism (7) drives the fertilizing device (8) and the sowing device (9) through the transmission device.

2. The rotary tillage fertilization seeder according to claim 1, characterized in that: The power transmission mechanism comprises a driving shaft (5.1), the driving shaft (5.1) is connected to a driven shaft (5.3) via a steering box (5.2), and the driven shaft (5.3) transmits the rotary tillage device (4) via a first transmission mechanism; The first transmission mechanism comprises a first driving wheel (5.4), the first driving wheel (5.4) being connected to the driven shaft (5.3), and the first driving wheel (5.4) driving the first driven wheel (5.6) via a first transmission belt (5.5).

3. The rotary tillage fertilization seeder according to claim 1, characterized in that: The sowing device (8) comprises a sowing box (8.1), a partition (8.2) is connected inside the sowing box (8.1), the partition (8.2) divides the fertilizing box (8.1) into two material storage troughs (8.3), and a first discharge device is connected below each material storage trough (8.3). The fertilizing device (9) comprises a fertilizing box (9.1), and a second discharge device is connected to the lower side of the fertilizing box (9.1).

4. The rotary tillage fertilization seeder according to claim 3, characterized in that: The first discharge device and the second discharge device have the same structure, and both comprise a group of discharge boxes (8.4). An anti-blocking opening is provided on one side of each discharge box (8.4), a sealing cover plate (8.6) is detachably connected in the anti-blocking opening, an outlet (8.5) is provided at the bottom of each discharge box (8.4), a driving shaft (8.7) passes through each group of discharge boxes (8.4), a group of discharge pieces (8.8) is coaxially connected to the driving shaft (8.7), and each discharge piece (8.8) is arranged in cooperation with the corresponding discharge box (8.4).

5. The rotary tillage fertilization seeder according to claim 4, characterized in that: The discharge member (8.8) comprises a cylinder, which is coaxially connected to the drive shaft (7), and a group of fan blades (8.9) is connected to one side of the cylinder, and the group of fan blades (8.9) are evenly distributed on the circumference of the corresponding drive shaft (8.7).

6. The rotary tillage fertilization seeder according to claim 4, characterized in that: The transmission device comprises a second transmission mechanism, a third transmission mechanism and a fourth transmission mechanism; The second transmission mechanism comprises a second driving wheel (101), the second driving wheel (101) is connected to the walking wheel mechanism (7), and the second driving wheel (101) drives the second driven wheel (103) via a second transmission belt (102); The third transmission mechanism comprises a third driving wheel (111), the third driving wheel (111) is connected to the driving shaft (7) of the second discharging device, the third driving wheel (111) drives a third driven wheel (113) via a third transmission belt (112), and the third driven wheel (113) is connected to the corresponding driving shaft (7) of the first discharging device; The fourth transmission mechanism comprises a fourth driving wheel (121), the fourth driving wheel (121) driving a fourth driven wheel (123) via a fourth transmission belt (122), the fourth driving wheel (121) and the fourth driven wheel (123) being respectively connected to the driving shafts (8.7) of the two first discharging devices.

7. The rotary tillage fertilization seeder according to claim 1, characterized in that: The rotary tillage device (4) comprises a shell (4.1), the shell (4.1) being connected to the frame (1) via a connecting frame assembly (4.5), a fixed shaft (4.2) being rotatably connected inside the shell (4.1), a group of spirally distributed rotary tillage blades (4.3) being connected to the fixed shaft (4.2), the front end of the rotary tillage blades (4.3) being bent, adjustment frames (4.6) being connected to both sides of the shell (1), a counterweight roller (4.7) being rotatably connected between the two adjustment frames (4.6), and a group of ground spikes (4.4) being evenly distributed on the counterweight roller (4.7).

8. The rotary tillage fertilization seeder according to claim 1, characterized in that: The frame (1) is also connected to an adjustable support wheel, the adjustable support wheel comprising a fixing sleeve (6.1), the fixing sleeve (6.1) being sleeved and fixed on the frame (1), a sleeve (6.2) being connected on one side of the fixing sleeve (6.1), a rectangular through hole being provided on the lower side of the sleeve (6.2), a rectangular rod (6.3) being inserted into the rectangular through hole, a support wheel (6.4) being connected on the lower side of the rectangular rod (6.3), a threaded hole being provided on the upper side of the rectangular rod (6.3), a screw being threadedly connected in the threaded hole, a rotating handle (6.5) being connected to the upper end of the screw, a limit rotating plate being connected to the screw, an annular groove being provided on the inner side of the sleeve (6.2), and the limit rotating plate being rotatably connected in the annular groove.

9. The rotary tillage fertilization seeder according to claim 1, characterized in that: The traction mechanism (3) comprises a fixing plate (3.1), the fixing plate (3.1) being connected to the vehicle frame (1), two fixing frames (3.2) being connected to one side of the fixing plate (3.1), and a traction adjustment frame (3.3) being connected to the upper side of the fixing plate (3.1); The traction adjustment frame (3.3) comprises two vertical plates (3.4), the two vertical plates (3.4) are fixedly connected to the traction frame (3.5) via a bolt assembly, a horizontal plate (3.6) is connected to one side of the traction frame (3.5), the horizontal plate (3.6) is hinged to a telescopic rod (3.8) via a hinge seat (3.7), and the telescopic rod (3.8) is connected to the vehicle frame (1).

10. The rotary tillage fertilization seeder according to claim 1, characterized in that: The walking wheel mechanism (7) comprises a vertical rod, the vertical rod is connected to the lower side of the vehicle frame (1), a bearing sleeve is connected to the lower end of the vertical rod, a rotating shaft is inserted into the bearing sleeve, a circular plate is connected to the rotating shaft, a group of insertion rods (7.1) are evenly distributed around the circumference of the circular plate, and a reinforcement ring (7.2) is connected to the group of insertion rods (7.1).

Images